Thanks for contributing an answer to Chemistry Stack Exchange! https://link.springer.com/article/10.1007/BF02654424, We've added a "Necessary cookies only" option to the cookie consent popup. Q:What is the pH of a 0.21 M solution of methylamine (CH3NH2, Kb = 4.4 x 104) at 25 degrees C? This reduces the odor of the fish, and also adds a sour taste that we seem to enjoy. For each salt, indicate whether the solution is acidic, basic, or neutral. If so, it can be a Lewis base. It is the weak conjugate base of Strong Acid HNO3. Q:Write the formula of the conjugate base of CH3CO2H. Chemistry for Today: General, Organic, and Bioche General, Organic, and Biological Chemistry. and we are asked to write the, Q:Which of the following is a Lewis acid? A neutralization reaction takes place between citric acid in lemons or acetic acid in vinegar, and the bases in the flesh of fish. E. basic, because of the hydrolysis of CH 3 NH 3+ ions. b. that contain F- and are, A:Since you have posted a question with multiple sub-parts, we will solve the first three subparts for, Q:Define an acid according to the Lewis theory. Answer = IF4- isNonpolar What is polarand non-polar? In spite of the unusual appearance of the acid, this is a typical acid ionization problem. Because this reaction produces OH-, the resulting solution will be basic and cause a pH>7. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. Which substance, NH3 or N2H4, would you expect to be more basic? A:Acidic strength measures the tendency of acid. HNO3 is a strong acid; therefore, the solution will be acidic. b. Question = Is C2H6Opolar or nonpolar ? If we want to determine a Kb value using one of these handbooks, we must look up the value of Ka for the conjugate acid and convert it to a Kb value. And according to the definition of acids, a compound that willingly loses a proton is considered acid. The way to tell if salt is acidic or not is by using the pH scale. Draw the Lewis electron-dot formula for the hydrazine molecule. We will first draw ICE table and then, Q:Write the net ionic equation for the hydrolysis reaction that occurs when sodium If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. (Water molecules have been omitted for clarity.). Q:2.3 D) SCN. The reaction is: We are given two of three equilibrium concentrations and asked to find the missing concentration. Some handbooks do not report values of Kb. CH3NH3NO3 NaF BaBr2 Expert Answer 89% (18 ratings) acidic, alkali In 0.200 M CH3NH2, only 8.4 % of the base has 4.4K views 2 years ago To tell if SrCl2 (Strontium chloride) forms an acidic, basic (alkaline), or neutral solution we can use these three simple rules along with the neutralization reaction. (pK, = 9.1) and the following equilibrium, A:Here we have to differentiate between Lewis acid and Bronsted acid behavior of different acid. @AdnanAL-Amleh pH+pOH is roughly 14. Petrucci, Ralph H., William S. Harwood, F G. Herring, and Jeffry D. Madura. What is the pH of a solution that is 0.0850 M in CH3NH3NO3 at 25 C . To calculate :- One example is the use of baking soda, or sodium bicarbonate in baking. Q:Explain the bond formation between NH3 and Ni2+ in terms of Lewis acid-base theory. Expert Answer. If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. In the left box, draw a few, A:Introduction- Question. Well, that rhymed. $\ce{HCl}$ is a strong acid, and so the salt should be slightly acidic. Question = Is C2Cl2polar or nonpolar ? Start typing to see posts you are looking for. We have difine a increasing acidic order. Weak Acid is HA and strong base is NaOH. One might argue how an OH group can be considered as a base. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. If the salt comes from a STRONG acid and weak base, the pH will be acidic (<7) If the salt comes from s STRONG base and a weak acid, the pH will be basic (>7) If neutral, simply write only NR. (a) sulfate ion (b) citrate ion. If Kb is stronger, soln is basic. (If I'm incorrect, please correct me) Acid: 0.7ml 10% H2SO4 + 0.7ml 10% Na2WO4(sodium tungstate) Basic: NaH2PO4= acidic soln Mg(HSO4)2= neutral soln Ca(CN)2= basic, KI= NH4NO2= (CH3CH2)3NHNO2= (CH3CH2)2NH2ClO4=, Will 0.10 M aqueous solutions of the following salts be acidic , basic or neutral? Are there tables of wastage rates for different fruit and veg? The salt (CH3)3NHBr when dissolved in water produces (CH3)3NH+ and Br - ions.Br - . You mean : $\ce{Ca(OH)2_\mathrm{(aq)} <=>Ca(OH)^+_\mathrm{(aq)} + OH^-_\mathrm{(aq)}}$ , so: $$[\ce{OH-}]=[\ce{Ca(OH)2}] = \frac{1.9}{74}=\pu{0.025M}$$. A 0.10 M solution of chloroacetic acid, CICH2CO2H, has a pH of 1.95. Many people like to put lemon juice or vinegar, both of which are acids, on cooked fish (Figure1). This is in contrast to acids capable of donating more than one proton or hydrogen, which are called polyprotic acids. IV. Complete each of the following equations. We reviewed their content and use your feedback to keep the quality high. Answer (1 of 2): Methylammonium perchlorate is a rocket propellant and explosive and can be thought of as consisting of the CH3NH3+ cation and the ClO4- anion. NO3- ions will not affect the pH. I've tried multiple sources of calcium chloride and each is basic. Na+ is excluded from this reaction since it is a spectator ion. Consider the positive ion of this salt. pH of the solution Cr (OH)3 is a weak base. a. KNO2 - basic b. Ng(NO3)2 - neutral c. NH4ClO2 - acidic d. NaHCO3 - basic, a) NaNO3 b)KC6H5CO2 c)50:50 mixture of C6H5CO2H+KC6H5CO2 d)(CH3NH3)Cl e)50:50. Cooking is essentially synthetic chemistry that happens to be safe to eat. https://en.wikipedia.org/wiki/Base_(chemistry), https://en.wikipedia.org/wiki/Salt_(chemistry), https://en.wikipedia.org/wiki/Neutralization_(chemistry). \(OCl^-_{(aq)} + H_2O_{(l)} \rightleftharpoons HOCl_{(aq)} + OH^-_{(aq)}\). Question = Is if4+polar or nonpolar ? Bronsted Lowry Base In Inorganic Chemistry. O CHCI3 Classify the following salts as acidic, basic or neutral: (a) NaF (b) BaBr2 (c) CH3NH3NO3. How does its basic character compare with that of NH3 and N2H4? KCN, - basic (salt of a weak acid and a strong base) First week only $4.99! Electron deficient species are known as Lewis acids, which are accepts, Q:Which of the following ions could be classified as basic? NH4ClO4,-acidic (salt of a strong acid and a weak base) KCN, - basic (salt of a weak acid and a strong base) NH4Br = acid NH4CN- basic, LiF = basic. Write, A:Therearethreeoxidesinthisquestion,bothmetal oxide, andnon-metaloxides,andtheystart, Q:Quinoline, C9H7N (MW = 129, pKb= 9.5) is used as a preservative for anatomical specimens and to, A:1- First calculate the OH-ion concentration : Hydrochloric acid(HCl) is the aqueous acid. This conjugate acid is a weak acid. Assume that you can ignore air resistance for this problem. Why does it seem like I am losing IP addresses after subnetting with the subnet mask of 255.255.255.192/26? Spencer L. Seager, Michael R. Slabaugh, Maren S. Hansen, Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer, Classify the following salts as acidic, basic or neutral: (a) NaF (b) BaBr2 (c) CH3NH3NO3, Chemistry for Today: General, Organic, and Biochemistry. Your question is solved by a Subject Matter Expert. For Ca(OH)2 solution [OH] is roughly twice molar concentration of calcium hydroxide, which is roughly 0.025 for saturated solution. If neutral, simply write only NR. An aqueous solution of CH 3 NH 3 NO 3 will be Group of answer choices A. basic, because of the hydrolysis of NO 3- ions. A:Well, in order to predict whether the solution of the salt is acidic or basic, we need to see what, Q:Heavy metal azides, which are salts of hydrazoic acid, HN3, are used as explosive detonators. Methanol comes under primary alcohols and hence is stronger than secondary and tertiary alcohols but weaker than water. [latex]\text{Cu}{\left({\text{H}}_{2}\text{O}\right)}_{6}{}^{2+}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Cu}{\left({\text{H}}_{2}\text{O}\right)}_{5}{\left(\text{OH}\right)}^{\text{+}}\left(aq\right){K}_{\text{a}}=~6.3[/latex] B. forms acidic solutions. A solution is neutral when it contains equal concentrations of hydronium and hydroxide ions. When we neutralize a weak acid with a strong base, we get a salt that contains the conjugate base of the weak acid. And if not writing you will find me reading a book in some cosy cafe! The given acidHClO3 is a strong acid., Q:Write the reaction that occurs, and identify the conjugate acid-base pairs of the following, Q:Define the equilibrium constant Ka (1.3 102) for the dissociation of the weak acid, HSO4. pOH = 5.42 c.) HCN, A:An acid is a substance that produces H+ ions in aqueous solution and a base is a substance that is, Q:7 (a) Describe what happens when each of the following molecules is separately dissolved in While Na+ will not hydrolyze, OCl- will (remember that it is the conjugate base of HOCl). a. CaBr2, NaF,, A:Answer - Why are magnesium chloride and calcium chloride more soluble than sodium chloride? Write equations to predict whether solutions of the following salts are acidic, basic, or neutral: (a) KClO 2; (b) CH 3 NH 3 NO 3; (c) CsI. Determine if the following salt is neutral, acidic or basic. O BF3 So only the first step will be completed here. According to the Arrhenius acid/base concept , the acids are those, Q:White vinegar is a 5.0% by mass solution of acetic acid in water. "Calcium hydroxide has solubility about 1.9 g/L. Why would you expect hydrazine to be basic? Based on how strong the ion acts as an acid or base, it will produce varying pH levels. A baseball player is taking batting practice. Q:is the salt C5H5NHBr acidic, basic, or neutral? What, A:Givendata,Molarityofbutylamine=0.47MpH=12.13, Q:Amethocaine,C15H25N2O2Cl, is the salt of the basetetracaineandhydrochloric acid. Salt is a substance that is made up of both an acid and a base. Answer: B2 2-is a Diamagnetic What is Paramagnetic and Diamagnetic ? Determine if the following salt is neutral, acidic or basic. Appendix 11 of your textbook for pKa, A:"Since you have asked multiple questions and not mentioned the question number to be solved, we will, Q:2b.For each of the following salts indicate whether the aqueous solution will be acidic basic or, A:The acidity or basicity of a salt can be determined by its dissociation. Acid = CH3COOH Start your trial now! Why does a salt containing a cation from a weak base and an anion from a strong acid form an acidic solution? The chloride ion has no effect on the acidity of the solution since HCl is a strong acid. Strong acid + weak base= acidic salt If we can find the equilibrium constant for the reaction, the process is straightforward. My code is GPL licensed, can I issue a license to have my code be distributed in a specific MIT licensed project? Give the answer in 2 significant, A:Given :- concentration of KOH = 0.00015 M (H^+) = (KwKa/Kb). \(NH^+ _{4(aq)} + H_2O {(l)} \rightleftharpoons NH_{3(aq)} + H_3O_{(aq)}\), \(PO^3-_{4(aq)} + H_2O_{(l)} \rightleftharpoons HPO^{2-}_{4(aq)} + OH^-_{(aq)}\). finding cation of unknown salt in solution from precipitate. Which of the following can act as a Lewis acid? New Questions About Fantasy Football Symbols Answered and Why You Must Read Every Word of This Report. A 0.47M aqueous solution of butylamine has a ph of 12.13. 7.8: Acid-Base Properties of Salts is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by LibreTexts. Want to see the full answer? Definition: forms basic solutions. The lactic acid eventually increases the acidity of the brine to a level that kills any harmful bacteria, which require a basic environment. A salt in which the cation is the counterion of a strong base and in which the anion is the conjugate base of weak acid form basic solutions. In other, Q:Calculate the pH and pOH of the following solutions (see This is known as a hydrolysis reaction. Experts are tested by Chegg as specialists in their subject area. Calcium chloride is quite hygroscopic, so it needs to be dried before use. This increases the amount of hydroxide ion in the solution produced in the reaction and renders it slightly basic. HO, A:Given question of mainly phenol group. a. NaBr, b. K2SO3, c. NH4NO2, d. Cr(NO3). PH3 [latex]\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{5}{\left(\text{OH}\right)}^{2+}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{4}{\left(\text{OH}\right)}_{2}{}^{\text{+}}\left(aq\right)[/latex] In this section of chemistry, we discuss the pH values of salts based on several conditions. We determine Kb as follows: [latex]{K}_{\text{b}}\left(\text{ for }{\text{CH}}_{3}{\text{CO}}_{2}{}^{\text{-}}\right)=\frac{{K}_{\text{w}}}{{K}_{\text{a}}\left(\text{ for }{\text{CH}}_{3}{\text{CO}}_{2}\text{H}\right)}=\frac{1.0\times {10}^{-14}}{1.8\times {10}^{-5}}=5.6\times {10}^{-10}[/latex], [latex]{K}_{\text{b}}=\frac{\left[{\text{CH}}_{3}{\text{CO}}_{2}\text{H}\right]\left[{\text{OH}}^{\text{-}}\right]}{\left[{\text{CH}}_{3}{\text{CO}}_{2}{}^{\text{-}}\right]}=5.6\times {10}^{-10}[/latex] Methanol, having the chemical formula of CH3OH, consists of a methane group and a hydroxyl functional group ( OH). The [latex]{\text{NH}}_{4}{}^{\text{+}}[/latex] ion is acidic and the Cl, The [latex]{\text{NH}}_{4}{}^{\text{+}}[/latex] ion is listed as being acidic, and the F. Ka, for the acid [latex]{\text{NH}}_{4}{}^{\text{+}}:[/latex], [latex]\frac{\left[{\text{H}}_{3}{\text{O}}^{\text{+}}\right]\left[{\text{NH}}_{3}\right]}{\left[{\text{NH}}_{4}{}^{\text{+}}\right]}={K}_{\text{a}}[/latex]. Question: Is B2 2-a Paramagnetic or Diamagnetic ? When Methanol reacts with other compounds, it dissociates into cation and a hydroxide. A nuclear power plant is 25% efficient, meaning that only 25% of the power it generates goes into producing electricity. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Explain. Bronsted-Lowry base in inorganic chemistry is any chemical substance that can accept a proton from the other chemical substance it is reacting with. San Francisco: Pearson Education, 2007. Thus, the hydration becomes important and we may use formulas that show the extent of hydration: [latex]\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{6}{}^{3+}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Al}{\left({\text{H}}_{2}\text{O}\right)}_{5}{\left(\text{OH}\right)}^{2+}\left(aq\right){K}_{\text{a}}=1.4\times {10}^{-5}[/latex]. Q:Calculate the concentration of OH and the pH of a solution that is 0.20 M in aqueous NH3 and thumb_up 100%. Write the chemical equation and the expression for the equilibrium constant, and calculate Kb for the reaction of each of the following ions as a base. We frequently see the formula of this ion simply as Al3+(aq), without explicitly noting the six water molecules that are the closest ones to the aluminum ion and just describing the ion as being solvated in water (hydrated). To determine whether (NH4)2CO3 is strong acid or strong base. View all posts by Priyanka , Your email address will not be published. A:Conjugate base of an acid contains one less proton. HA (aq) H+(aq) +, Q:Which of the following is a Lewis acid? I just wanted to make sure that I knew which was which. These are mostly straightforward, except for one. Will NO3 ions affect the pH of a solution? basic or, Q:Rank the compounds in each of the following groups in order of increasing acidity or basicity, as, Q:Complete the following table with the needed [H3O+], [OH-], pH, and pOH. It acts as a base, accepting a proton from water. For example, ammonium chloride, NH4Cl, is a salt formed by the reaction of the weak base ammonia with the strong acid HCl: [latex]{\text{NH}}_{3}\left(aq\right)+\text{HCl}\left(aq\right)\longrightarrow {\text{NH}}_{4}\text{Cl}\left(aq\right)[/latex]. Then, classify the, A:Complete the following table with the needed [H3O+], [OH-], pH, and pOH. A 0.015-M solution of cyanic acid has a pH of 2.67. But its not the hydroxyl group; it is the OH- hydroxide ion that makes the compound a Lewis base. More than one term may apply in a given situation. When we have heartburn, it feels better if we reduce the excess acid in the esophagus by taking an antacid. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers. If salt is formed from a, Q:Nitric acid reacts with ammonia to yield ammonium nitrate. Set your categories menu in Theme Settings -> Header -> Menu -> Mobile menu (categories). Hence, Methanol is a weaker acid than water. General Chemistry: Principles and Modern Applications. is the salt, A:Solving only first question in accordance with guidelines. The conjugate acid of the strong base is a weaker acid than water and has no effect on the acidity of the resulting solution. It is only applicable for, Q:In HO, HF is weak and the other hydrohalic acids areequally strong. Be sure to include the proper phases for all species within the reaction. Because Perchloric Acid is a strong acid, it's Conjugate Base, ClO4- is Weak, and is negligible because it's not that basic. \[\ce{H2CO3(aq) + H2O(l) <=> H3O^{+}(aq) + HCO^{-}3(aq)} \nonumber\], \[\ce{HCO^{-}3(aq) + H2O(l) <=> H3O^{+}(aq) + CO^{2-}3(aq)} \nonumber \]. Classify the following salts as acidic, basic or neutral: Yes, they're bigger and "badder" then most other salts. \[NH_4NO_{3(s)} \rightarrow NH^+_{4(aq)} + NO^-_{3(aq)}\]. pH are measured to have lower pH values than basic or alkaline solutions. Q:Give brief introduction about Lewis acids and bases ? When the conjugate acid and the conjugate base are of unequal strengths, the solution can be either acidic or basic, depending on the relative strengths of the two conjugates. HF pKa of weak acid. However, the conjugate base of the weak acid is a weak base and ionizes slightly in water. Here are examples of the four types. Chose if that solution is acidic,, Q:Methylamine, CH3NH2, is a weak base. Assume, A:Strongest base: CH3NH2Middle base: NaCN, Weakest base: NaCl, Q:Write the salt hydrolysis equation for the following salts and classify them as acidic, Which ball is in the air for a longer time? Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. 16.3, list the approximate pH value of live everyday solutions. To be honest, it is a tricky question, but to answer it in one line, I would say it is as acidic or basic as water. Is CH3NH3NO3 a acid or base? A salt can be made of either a weak acid and strong base, strong acid and weak base, a strong acid and strong base, or a weak acid and weak base. What will be the character following salts are acidic, basic, or neutral at 25C: (a), Q:Complete the following table with the needed [H3O+], [OH], and pH, and classify the solution as, A:Given: Table Kb NH3 = 1.8 x 10^-5 The constants for the different stages of ionization are not known for many metal ions, so we cannot calculate the extent of their ionization. From strong bases: Group 1 and Group 2, but not Be2+. Expert Solution. How to use Slater Type Orbitals as a basis functions in matrix method correctly? See answer (1) Best Answer. How can i get Factor of 1.666 for multipling to Mn. Express your answer, A:An acid is a substance that gives ions in its solution whereas a basic substance gives ions in its, Q:(a) The hydrogen sulfite ion (HSO3-) is amphiprotic. Your email address will not be published. [latex]\text{Zn}{\left({\text{H}}_{2}\text{O}\right)}_{4}{}^{2+}\left(aq\right)+{\text{H}}_{2}\text{O}\left(l\right)\rightleftharpoons {\text{H}}_{3}{\text{O}}^{\text{+}}\left(aq\right)+\text{Zn}{\left({\text{H}}_{2}\text{O}\right)}_{3}{\left(\text{OH}\right)}^{\text{+}}\left(aq\right){K}_{\text{a}}=9.6[/latex]. It could contain either an excess of hydronium ions or an excess of hydroxide ions because the nature of the salt formed determines whether the solution is acidic, neutral, or basic. (Hint : In each case, draw the Lewis electron dot structure of the molecule or ion. A:Given if the salt cation is the conjugate acid of a weak base and the anion is the conjugate base of a strong acid, it will form an __ solution acidic if the salt cation is a highly charged metal ion and the anion is the conjugate base of a strong acid, it will form an acidic solution. What about CO3{2-} ions? basic or nearly, Q:5. NH4CN- basic, (aq) Imagine each box is filled with water. When NaOH is added to HA, Q:In most solutions containing a strong or weak acid, the autoionization of water can be neglected, A:Acid is a compound that donates proton and base is a compound that accepts proton. The strength of. If neutral, simply write only NR. Ka HAc = 1.8 x 10^-5 Determine if the following salt is neutral, acidic or basic. Because, of course, all these salts come from an acid + a base. (c) CH3NH3NO3. Q:Predict whether 1.0 M of NaNO2(aq) is acidic, basic or neutral? NH4OH (NH3 + HOH) is a weak base, HCl a strong acid, solution is acidic. Different atoms combine together to give rise to molecules that act as a foundation for a, When a chemical species is transformed into another chemical species it is said to have undergone a chemical reaction. This reaction produces a hydronium ion, making the solution acidic, lowering the pH below 7. Anthocyanins as pH-indicators: stop the titration at red, purple or blue? This is similar to the simplification of the formula of the hydronium ion, [latex]{\text{H}}_{3}{\text{O}}^{\text{+}}[/latex] to H+. Arrhenius acid act as a good electrolyte as it dissociates to its respective ions in the aqueous solutions. Write abalanced chemical equation showing how, A:(a) The lining of the esophagus is not protected from the corrosive effects of stomach acid the way the lining of the stomach is, and the results can be very painful. Luckily, since we're dealing with acids, the pH of a salt of polyprotic acid will always be greater than 7. (a) What is the hydronium ion concentration in the solution? Identify the following salts as neutral acidic or basic: LiNO3, SrBr2, LiF, KCN, NH4ClO4, NH4Br, NH4CN, LiNO3,- neutral (salt of a strong acid and a strong base) Lewis theory defines acids as, Q:C6H5CO0 (ag) + H2O(L) C6H5COOH(ag) + OH Q:Illustrate the relationship between the strengths of acids and their conjugate bases? The vegetable, such as a cucumber, is placed in a sealed jar submerged in a brine solution. But they can be handled the exact same way as other salts, just with a bit more math. What about CO3{2-} ions? This is enough to create pH about 10-11" I appreciate to solve and explain it.thanks. Q:State whether 0.1 M solutions of each of the following salts are acidic, basic, or neutral. ClO- is the conjugate base of a weak acid, HClO, so it . The solutions can be categorized as follows: (1) basic; (2) neutral; (3) basic; (4) basic; (5) acidic, Table2 on Relative Strengths of Acids and Bases, Predict whether a salt solution will be acidic, basic, or neutral, Calculate the concentrations of the various species in a salt solution, Describe the process that causes solutions of certain metal ions to be acidic, A strong acid and a strong base, such as HCl(. A) Fe3* Occasionally the weak acid and the weak base will have the, Do the calculations and show that the hydronium ion concentration for a 0.233-, What is the hydronium ion concentration in a 0.100-, [latex]{K}_{a}\left(\text{for}{\text{NH}}_{4}{}^{\text{+}}\right)=5.6\times {10}^{-10}[/latex], [latex]\left[{\text{H}}_{3}{\text{O}}^{\text{+}}\right][/latex] = 7.5 [latex]\times [/latex] 10. Write the letter that corresponds to, A:According to Bronsted and Lowry , the compound which donate H+ ( proton ) is called acid and which. Nature of, Q:Which of the following does NOT describe Arrhenius acids and bases? You don't need much base to create a strongly basic solution. Q:The substance trimethylamine is a weak nitrogenous base like ammonia. *MasteringChemistry Wiki User 2013-03-22 21:22:03 This answer is:. O None of the above are Lewis, A:In this question, we have to find out the correct answer of given problem by the help of "Lewis, Q:Calculate the pH of a 2.61 mol/L solution of None of these Determine if the following salt is neutral, acidic or basic. The pKa value for Methanol is 15.5, which is higher than water. Answer = if4+ isPolar What is polarand non-polar? Depending on the acid-base properties of its component ions, a salt can dissolve in water to produce a neutral solution, a basic solution, or an acidic solution. And the compounds that show such properties are considered basic. The pH of a 0.10-M solution of propanoic acid, CH3CH2COOH, a weak organic acid, is measured at equilibrium and found to be 2.93 at 25 C. Get access to millions of step-by-step textbook and homework solutions, Send experts your homework questions or start a chat with a tutor, Check for plagiarism and create citations in seconds, Get instant explanations to difficult math equations, The substance that constitutes everything in the universe is known as matter. The pH scale goes from 0-14, with 7 being neutral, below 7 being acidic and above 7 being basic. What I reason: Calcium chloride is the salt of hydrochloric acid and calcium hydroxide. The pH is 13.33. NO3- ions will not affect the pH. Attached a, Q:7.6 In aqueous solution, boric acid behaves as a weak acid In general, salts where the anion is not a base and the cation is the conjugate acid of a weak base (in this case, CH 3 NH 2 is a weak base and CH 3 NH 3+ is its conjugate . What I reason: - all of these, A:The species that increase the concentration of hydrogen ions or hydronium in an aqueous solution act, Q:4.1 Give two reactions that show the acidic nature of ph. NH4NO2 + HOH ==> HNO2 + NH4OH If acidic or basic, write the appropriate equilibrium equation for the acid or base that exists when the salt is dissolved in aqueous solution. (c) contain ClO4- and are neutral. 2nd ed. A weak acid and a strong base yield a weakly basic solution.