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Conjugate Acids and Bases Solutions Library

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137 solutions

Conjugate Acids and Bases

Q. What is the conjugate acid of HPO42- and the conjugate base of HSO4? 

Solved • Mar 25, 2020

Conjugate Acids and Bases

Q. Give the conjugate base for each of the following acids: HCN, NH4+, HNO2, HFA. H2CN+, NH3-, H2NO2+, H2F-+B. CN+, NH3+, NO2+, F+C. HCN-, NH3-, NO2-,...

Solved • Jan 24, 2020

Conjugate Acids and Bases

Q. Using the data in the table, which of the conjugate acids below is the weakest acid?Base                           Kb ClO-                         ...

Solved • Dec 19, 2019

Conjugate Acids and Bases

Q. The conjugate acid of HCOOH isa. HCOO+b. HCOO-c. HCOOH2+d. HCOOH2e. HCOOH2-

Solved • Dec 19, 2019

Conjugate Acids and Bases

Q. Give the conjugate acid of S2-. a. S-b. HS2c.  HSd. HS2-e. HS-

Solved • Dec 19, 2019

Conjugate Acids and Bases

Q. Give the conjugate acid of O2-. Write it ignoring super and subscripts (so, HPO42- would be HPO42- and bromide would be Br- NOT Br1-))a. H2Ob. HO2–...

Solved • Dec 18, 2019

Conjugate Acids and Bases

Q. Give the conjugate acid of O2-. Write it ignoring super and subscripts (so, HPO42- would be HPO42- and bromide would be Br- NOT Br1-))a. HO2-b. O2-...

Solved • Dec 16, 2019

Conjugate Acids and Bases

Q. Give the conjugate acid of S2-. a. HS+b. HS-c. H2Sd. H2S+e. S-

Solved • Dec 12, 2019

Conjugate Acids and Bases

Q. Give the conjugate base of HSO4-. Write it ignoring super and subscripts (so, HPO42- would be HPO42-)

Solved • Dec 11, 2019

Conjugate Acids and Bases

Q. What is the conjugate base of sulfuric acid, H2SO4?A. SO42– B. H2O C. OH– D. HSO4– E. HSO42–

Solved • Nov 12, 2019

Conjugate Acids and Bases

Q. Which of the following pairs of substances are not conjugates?a. HO- and H2Ob. NH3 and NH2-c. HCl and H+d. HSO4- and SO42-e. HSO4- and H2SO4

Solved • Nov 11, 2019

Conjugate Acids and Bases

Q. Consider the reaction below.HI + H2O → H3O+ + I -Which is an acid-conjugate base pair?

Solved • Aug 27, 2019

Conjugate Acids and Bases

Q. Consider the reaction below.HF + H2O → H3O+ + F -Which is an acid-conjugate base pair?

Solved • Aug 27, 2019

Conjugate Acids and Bases

Q. Consider the reaction below.H2PO4- + H2O → H3O+ + HPO42-Which of the following is a base-conjugate acid pair?

Solved • Aug 27, 2019

Conjugate Acids and Bases

Q. Consider the reaction below.HClO3 + NH3 → NH4+ + ClO3-Which is a base-conjugate acid pair?

Solved • Aug 27, 2019

Conjugate Acids and Bases

Q. Consider the reaction below.NH4+ + H2O → NH3 + H3O+Which is an acid-conjugate base pair?

Solved • Aug 27, 2019

Conjugate Acids and Bases

Q. Benzoic acid (C6H5COOH) and aniline (C6H5NH2) are both derivatives of benzene. Benzoic acid is an acid with Ka = 6.3 x 10-5 and aniline is a base w...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. The CH3- ion is the conjugate base of CH4, and CH4 shows no evidence of being an acid in water.Write a balanced equation for the reaction of CH3- a...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Label each of the following as being a strong base, a weak base, or a species with negligible basicity. In each case write the formula of its conju...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Label each of the following as being a strong base, a weak base, or a species with negligible basicity. In each case write the formula of its conju...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Label each of the following as being a strong base, a weak base, or a species with negligible basicity. In each case write the formula of its conju...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Label each of the following as being a strong base, a weak base, or a species with negligible basicity. In each case write the formula of its conju...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Give the conjugate base of the following Bronsted-Lowry acid: HIO3.

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Give the conjugate acid of the following Bronsted-Lowry base: O2-.

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Give the conjugate base of the following Bronsted-Lowry acid: NH4+.

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Give the conjugate acid of the following Bronsted-Lowry base: H2PO4-.

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Designate the Bronsted-Lowry acid and the Bronsted-Lowry base on the left side of each of the following equations, and also designate the conjugate...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of H2C6H7O5–(aq)?

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Consider the base hydroxylamine, NH2OH.What is the conjugate acid of hydroxylamine?

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Relative strengths of select conjugate acid-base pairs. The two members of each pair are listed opposite each other in the two columns.If ions O2- ...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Given that HClO4 is a strong acid, how would you classify the basicity of ClO4-?

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Which pair is not a conjugate acid-base pair?(a) (CH3)3N; (CH3)3NH+ (b) H2SO4; H2SO3(c) HNO2; NO2–

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. For each of the following, identify the Bronsted-Lowry acid, the Bronsted-Lowry base, the conjugate acid, and the conjugate base.a. H2CO3(aq) + H2O...

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Write the formula for the conjugate base of each of the following acids.H2SO3

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Write the formula for the conjugate base of each of the following acids.HCHO2

Solved • Dec 13, 2018

Conjugate Acids and Bases

Q. Write balanced net ionic equation for the following reaction, and label the conjugate acid-base pair:(b) 2NH4Cl(aq) + Ba(OH)2(aq) ⥫⥬ 2H2O(l) + BaCl...

Solved • Nov 20, 2018

Conjugate Acids and Bases

Q. Give the formula of the conjugate acid:(c) nicotine, C10H14N2

Solved • Nov 20, 2018

Conjugate Acids and Bases

Q. Which the following represent conjugate acid–base pair? For the pair that is not conjugate, write the correct conjugate acid or base for the specie...

Solved • Nov 16, 2018

Conjugate Acids and Bases

Q. For each of the following aqueous reactions, identify the acid, the base, the conjugate base, and the conjugate acid.c. HOCl + C6H5NH2 ⇌ OCl - + C6...

Solved • Nov 7, 2018

Conjugate Acids and Bases

Q. For each of the following aqueous reactions, identify the acid, the base, the conjugate base, and the conjugate acid.b. H2O + HONH3+ ⇌ HONH2 + H3O+

Solved • Nov 7, 2018

Conjugate Acids and Bases

Q. Which base, CH3NH2 or (CH3)2NH, is the stronger base? Which conjugate acid, (CH3)2 NH2 + or (CH3)2 NH3 + , is the stronger acid?

Solved • Nov 5, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of the following? What is the conjugate base of each?(g) H4N2

Solved • Nov 5, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of the following? What is the conjugate base of each?(c) PH3

Solved • Nov 5, 2018

Conjugate Acids and Bases

Q. Complete this Bronsted-Lowry reaction, placing each product by its appropriate label. 

Solved • Oct 5, 2018

Conjugate Acids and Bases

Q. Give the conjugate acid for each compound below:

Solved • Oct 5, 2018

Conjugate Acids and Bases

Q. Give the conjugate base for each compound below:

Solved • Oct 5, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of HN2-?(a) N3-(b) H2N-(c) H3N(d) HN2-(e) H4N+(f) None of these choices is correct.

Solved • Oct 1, 2018

Conjugate Acids and Bases

Q. What is a correct conjugate acid-base pair in the following reaction: NH3 + N2H5+ ⇌ NH4+ + N2H4a. NH3, N2H4b. NH3, NH4+c. NH4+, N2H5+d. NH4+, N2H4 

Solved • Jul 30, 2018

Conjugate Acids and Bases

Q. What is the correct conjugate acid-base pair in the following reaction: HNO3 + N2H4 ⇌ NO3- + N2H5+a. HNO3, N2H4b. N2H4, NO3-c. N2H4, N2H5+d. HNO3, ...

Solved • Jul 30, 2018

Conjugate Acids and Bases

Q. In the following reaction, HCO3- (aq) + H2O (l) ⇌ CO32- (aq) + H3O+ (aq) a. H3O+ is an acid and HCO3- is its conjugate base. b. HCO3- is an acid an...

Solved • Jul 30, 2018

Conjugate Acids and Bases

Q. Write the formula of the conjugate acid to the following species regarded as a base: HASO42-. 

Solved • Jul 2, 2018

Conjugate Acids and Bases

Q. Write the formula of the conjugate base to the following species regarded as an acid: CH3COOH. 

Solved • Jul 2, 2018

Conjugate Acids and Bases

Q. The conjugate base of hydroiodic acid dissolved in water is:a. H3O+b. OH-c. I2d. HIe. I-  

Solved • Jul 2, 2018

Conjugate Acids and Bases

Q. Predict the products of the following acid-base reaction: (CH3)3+NH + -OH ⇌

Solved • Jun 19, 2018

Conjugate Acids and Bases

Q. Predict the products of the following acid base reaction (include all inorganic coproducts, draw each compound only once): +NH3CH2COOH + 2 -OH ⇌

Solved • Jun 19, 2018

Conjugate Acids and Bases

Q. Draw the conjugate acid for the following base. Remember to include charges and non-bonding electrons where necessary. Cl-

Solved • Jun 19, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of CH 3NH2? a. CH3NH3 b. CH3NH+ c. CH3NH3+ d. CH3NH3- e. CH3NH- f. CH3NH

Solved • Jun 8, 2018

Conjugate Acids and Bases

Q. Identify the conjugate base of formic acid (HCOOH).a) HCOOH2+b) HCOOc) HCOO-d) -COOHComplete the balanced equation for the reaction that occurs whe...

Solved • May 1, 2018

Conjugate Acids and Bases

Q. Write an equation to show how HCO 3- can act as an acid with HS - acting as a base.

Solved • Apr 2, 2018

Conjugate Acids and Bases

Q. For NH4+, write an equation that shows how the cation acts as an acid.

Solved • Mar 30, 2018

Conjugate Acids and Bases

Q. Which of the following acids will have the strongest conjugate base?a. HCN   b. HCl c. HClO4 d. HNO3 e. HI

Solved • Mar 28, 2018

Conjugate Acids and Bases

Q. Identify the conjugate acid of CO32- and the conjugate base of HSO4- in the following reaction:HSO4-(aq) + CO32-(aq) ⇌ HCO3-(aq) +SO42-(aq)a. H2CO3...

Solved • Mar 28, 2018

Conjugate Acids and Bases

Q. The pKa of HCN is 9.31 and that of HF is 3.46. Which is the stronger Brønsted base, CN- or F-? Select the single best answer.a. CN-, because HCN is...

Solved • Mar 27, 2018

Conjugate Acids and Bases

Q. Identify the conjugate acid of SO42–.a. H2SO4b. HSO4–c. H2SO3d. H3O+e.  SO32–

Solved • Mar 27, 2018

Conjugate Acids and Bases

Q. What are the conjugate bases of the following:HCO3-H2C2O4

Solved • Mar 26, 2018

Conjugate Acids and Bases

Q. Choose the label to the appropriate target. Acid, Base, Conjugate Acid, Conjugate Base.

Solved • Mar 26, 2018

Conjugate Acids and Bases

Q. Which of the following is not a conjugate acid-base pair?a. H2O, HO-b. H2O, H3O+c. HSO4-, H2SO4d. OH-, O2-e. NO3-, NO2-

Solved • Mar 26, 2018

Conjugate Acids and Bases

Q. Write an equation to show how HCO 3- can act as an acid with HS - acting as a base.

Solved • Mar 26, 2018

Conjugate Acids and Bases

Q. Write an equation to show how HCO 3- can act as a base with HS - acting as an acid.

Solved • Mar 26, 2018

Conjugate Acids and Bases

Q. The stronger the acid, the weaker its conjugate base. This is known as the:a. Kekule statementb. The reverse relationshipc. The inverse relationshi...

Solved • Mar 23, 2018

Conjugate Acids and Bases

Q. Write the formula for the conjugate base of each of the following acids:a. CH2ClCOOHb. HIO4c. H2SO4d. NH4+ Write the formula for the conjugate acid...

Solved • Mar 22, 2018

Conjugate Acids and Bases

Q. Write the formula for the conjugate base of each of the following acids.HNO2H2SO3HCHO2HClO

Solved • Mar 22, 2018

Conjugate Acids and Bases

Q. Which of the following is the strongest base?a. NO3-b. F-c. Cl-d. ClO4-e. H2O

Solved • Mar 21, 2018

Conjugate Acids and Bases

Q. What is the conjugate base of HS-?a. H2S-b. S-c. S2-d. H2S

Solved • Mar 21, 2018

Conjugate Acids and Bases

Q. Pick the stronger base from each of the following pairs. a. ClO− or ClO4−b.Cl− or H2Oc. NO2− or ClO−

Solved • Mar 16, 2018

Conjugate Acids and Bases

Q. Write the formula of the conjugate acid of each of the following bases:NH3ClO3-SO43-OH-

Solved • Mar 16, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of HPO 22-?

Solved • Mar 13, 2018

Conjugate Acids and Bases

Q. Consider three generic acids with the following relative strength is: HX > HY > HZ.Rank the strengths of their conjugate bases.

Solved • Mar 13, 2018

Conjugate Acids and Bases

Q. Write the formula for the conjugate acid of each of the following bases. Express your answer as a chemical formula.a. C2H5NH2b. ClO4-c. HPO42-d. HCO3-

Solved • Mar 13, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of HPO 22-? 

Solved • Mar 12, 2018

Conjugate Acids and Bases

Q. Write the formulas of the conjugate base of the following acids: a. HNO2 b. H2SO4 c. H2S d. HCN e. HCOOH

Solved • Mar 8, 2018

Conjugate Acids and Bases

Q. What is a conjugate acid-base pair for the following equilibrium? H2O(l) + NH4+(aq) ⇌ NH3(aq) + H3O+(aq) a. H20 is an acid and H3O+ is its conjug...

Solved • Mar 2, 2018

Conjugate Acids and Bases

Q. What are the Conjugate Acids of (CH 3)3N, HSO4-, [Al(H2O)3(OH)3]?

Solved • Mar 2, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of HPO 32-?

Solved • Feb 27, 2018

Conjugate Acids and Bases

Q. The following equation shows the equilibrium in an aqueous solution of ethylamine: C2H5NH2(aq) + H2O(l) ⇌ C2H5NH3+(aq) + OH−(aq) Which of the fol...

Solved • Feb 26, 2018

Conjugate Acids and Bases

Q. (i) Give the formula of the conjugate base of HSO 4-.  (ii) Give the formula for the conjugate acid of HSO 4-.

Solved • Feb 21, 2018

Conjugate Acids and Bases

Q. For C7H5O2−, write an equation that shows how the anion acts as a base. Express your answer as a chemical equation. Identify all of the phases in y...

Solved • Feb 21, 2018

Conjugate Acids and Bases

Q. The equation below shows the equilibrium in an aqueous solution of methylamine: CH3NH2(aq) + H2O(l) ⇌ CH3NH3+(aq) + OH-(aq) Which of the followin...

Solved • Feb 21, 2018

Conjugate Acids and Bases

Q. Write the formula for the conjugate acid of C 2H3O2-.

Solved • Feb 20, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of H 2PO4-(aq)? a) H3O+ b) PO43- c) H3PO4 d) HPO42- e) H3P

Solved • Feb 20, 2018

Conjugate Acids and Bases

Q. The conjugate acid of HPO42- isa) H2PO4b) H3PO4c) PO43-d) PO42-e) H2PO4-

Solved • Feb 19, 2018

Conjugate Acids and Bases

Q. What is the conjugate base of HSO 3− and HPO22−?Express your answer as a chemical formula. 

Solved • Feb 16, 2018

Conjugate Acids and Bases

Q. Give the conjugate acid and base of HSO3-?a) H3SO3, SO32-b) HSO3-,HSO3-c) H2SO3, SO32-d) SO32-, H2SO3e) HSO3, SO32-

Solved • Feb 15, 2018

Conjugate Acids and Bases

Q. What is the conjugate acid of NH 3? What is the conjugate base of HSO4- ?

Solved • Jan 3, 2018

Conjugate Acids and Bases

Q. Identify all the acids and bases in the following reaction.  HSO4-(aq) + CO32- (aq) ⇌ SO42- (aq)+ HCO3-(aq).

Solved • Dec 14, 2017

Conjugate Acids and Bases

Q. Acetic acid, HC2H3O2, is a weak acid that is in equilibrium in the following given reaction: HC2H3O2(aq) + H2O(l) ⇌ H3O+(aq) + CH3CO2-(aq) a. Ide...

Solved • Dec 14, 2017

Conjugate Acids and Bases

Q. Give the conjugate base for each compound below.

Solved • Sep 23, 2017

Conjugate Acids and Bases

Q. Give the conjugate acid for each compound below.  HSO4- CO32-  NH3

Solved • Sep 22, 2017

Conjugate Acids and Bases

Q. Which is the strongest base? (Hint: Consider the relative strengths of the conjugate acids.) 1. ClO4− 2. Cl− 3. ClO3− 4. ClO2− 5. ClO−

Solved • Jun 22, 2017

Conjugate Acids and Bases

Q. What is the conjugate base of H 2PO4− ? A) HPO42- B) PO43- C) H3PO4 D) H3O+ E) OH−

Solved • Jun 16, 2017