Braingenie Acid and Bases

Which of following is (are) products of the reaction between Mg(OH)2 and HClO4?

Mg(ClO4)2 (aq) and H2O (aq) are products of reaction between Mg(OH)2 and HClO4.

Which of the following is the correct name of HClO4?

perchloric acid.

0.140 mols of NaOH and 0.100 mols of H2SO4 were added to a flask, and filled it to the 900 ml mark with distilled water. What is the pH of the solution?

1.18

Gina added 20.0 g of NaOH and 20.0 g of HCl to a flask, and filled it to the 1.00 L mark with water. What is the pH of the solution?

1.32

Tom added 28.0 g of KOH and 20.0 g of HCl to a flask, and filled it to the 2.00 L mark with water. What is the pH of the solution?

1.62

Calculate the pH of a 0.0224M HCl solution. Assume HCl dissociates completely in water.

1.650

Calculate the pH of a 0.0150 M HNO3 solution. Assume HNO3 dissociates completely in water.

1.824

Matthew added a sample of sodium chloride to water and found the pOH to be 2.55. What is the pH of the salt solution?

11.45

Calculate the pH of a 0.0350M NaOH solution. Assume NaOH dissociates completely in water

12.544

Potassium sulfate was added to water and the solution was found to have a pOH of 1.43. What is the pH of the salt solution?

12.57

Paul added 0.35 mols of KOH and 0.13 mols of H2SO4 to a flask, and filled it to the 1.5 L mark with water. What is the pH of the solution?

12.78

Al(OH)3 H2S HI Ca(OH)2 C2H5OH H3PO4 How many of the above compounds are Arrhenius bases?

2

NaOH=Na+OH- What is the pOH of a 3.0 × 10-3 M NaOH solution?

2.52

Calculate the pH of a 0.00234 M HBr solution. Assume HBr dissociates completely in water.

2.631

0.010 g of KOH was added to a beaker which was filled to the 200 mL mark with water. What is the pOH of the solution?

3.05

0.100 g of Cu(OH)2 was added to a beaker which was filled to the 3.00 L mark with water. What is the pOH of the solution? pOH=

3.167

0.0250 g of NaOH was added to a beaker which was filled to the 1.00 L mark with water. What is the pOH of the solution?

3.20

HBr H3PO4 Ba(OH)2 Al(OH)3 H2SO4 H4SiO4 How many of the above compounds are Arrhenius acids?

4

Paul added a sample of bromic acid to water and found the pOH to be 10. What is the pH of the solution?

4

Ca(OH)2(s) = Ca2+(aq) + 20H-(aq) What is the pOH of a 5 × 10-5 M Ca(OH)2 solution?

4.0

Potassium hydroxide is partially soluble as shown by the following reaction: What is the pOH of a 3.32 × 10-5 M KOH solution?

4.479

What is the pH of a solution of a 3.4 × 10-8 M [H+] solution if its pOH = 7.5?

6.5

At equilibrium, the concentration of hydroxide ion in distilled water is 1 × 10-7 M. What is the pH of the distilled water?

7

The pOH of distilled water is 7. What is the pH of the distilled water?

7

1.17 x 10-9 g of Mg(OH)2 was added to a beaker which was filled to the 1.00 L mark with water. What is the pOH of the solution?

7.000

At equilibrium, the concentration of hydroxide ion in potassium chloride solution is 1 × 10-6 M. What is the pH of the solution?

8

At equilibrium, the concentration of hydroxide ion in distilled water is 2.3 × 10-6 M. What is the pH of the distilled water?

8.36

Consider the following acid base reaction: HCl (aq) + H2O (aq) H3O+ (aq) + Cl- (aq) What is the conjugate base of Cl- ?

A

Determine whether the following compounds are Arrhenius acids or bases. Enter A for Arrhenius acid and B for Arrhenius base.

Arrhenius bases produce OH- ions in solution. Arrhenius acids produce H+ ions in solution.

Consider the following acid base reaction: H3PO4 (aq) + H2O (aq) H3O+ (aq) + H2PO4-(aq) H2PO4- (aq) + H2O (aq) H3O+ (aq) + HPO42-(aq) HPO42- (aq) + H2O (aq) H3O+ (aq) + PO43-(aq) What is the conjugate acid of H2PO4-?

B

Which of the following is the correct name of HClO?

B

Consider the following acid base reaction: H3PO4 (aq) + H2O (aq) H3O+ (aq) + H2PO4-(aq) H2PO4- (aq) + H2O (aq) H3O+ (aq) + HPO42-(aq) HPO42- (aq) + H2O (aq) H3O+ (aq) + PO43-(aq) Match the following compounds with their conjugate bases. Fill in the blanks with the letters of correct answers.

B E G

Which of following is (are) products of the reaction between Ba(OH)2 and H2SO4 (aq)?

BaSO4 (s) and H2O (l) are products of reaction between Ba(OH)2 and H2SO4

1.00 x 10-9 of Al(OH)3 was added to a beaker which was filled to the 1.00 L mark with water. What is the pOH of the solution?

C

Which of following is (are) reactants of neutralization reaction producing CaCO3 and H2O?

H2CO3 (aq) and Ca(OH)2 (aq) are reactants of neutralization reaction producing CaCO3 and H2O.

Consider the following acid base reaction: H2SO4 (aq) + H2O (aq) H3O+ (aq) + HSO4- (aq) Identify the correct conjugate acid-base pair(s) below. Check all that apply.

H2SO4 (aq) H+ (aq) + HSO4- (aq) H2O (aq) + H+ (aq) H3O+ (aq)

Which of the following are considered Arrhenius acids?

HCl, HNO3, and HF all satisfy

Which of the following are considered Arrhenius acids?

HClO4, HBr, and H2SO4 all satisfy this definition:

Which of the following names of acids is (are) correct?

HI is hydroiodic acid (I- is not an oxyanion so the prefix hydro- is added as well as the suffix -ic). HNO2 is nitrous acid (the anion is nitrite so the -ite is replaced with -ous, not -ic). HBr is hydrobromic acid (Br- is not an oxyanion so the prefix hydro- is added as well as the suffix -ic). H2CO3 is carbonic acid (CO32- is carbonate so the -ate is replaced with -ic). H3PO4 is phosphoric acid as the oxyanion is phosphate (the -ate is replaced with -ic).

What are the reactants of the following neutralization reaction? ? → NaNO3 (aq) + H2O (l)

HNO3 (aq) and NaOH (aq) are reactants of neutralization reaction producing NaNO3 and H2O.

Consider the following acid base reaction: H2SO4 (aq) + H2O (aq) H3O+ (aq) + HSO4- (aq) What is the conjugate base of H2SO4?

HSO4- is the conjugate base.

H2CO3 (aq) and Ca(OH)2 (aq) are reactants of neutralization reaction producing CaCO3 and H2O.

It's known as neutralization because the properties of acids and bases are neutralized as the H+ from acids and OH- from bases form water.

What are the products of the following neutralization reaction? KOH (aq) + HBr (aq) → ?

It's known as neutralization because the properties of acids and bases are neutralized as the H+ from acids and OH- from bases form water.

Which of the following names of acids is (are) incorrect?

NO3 is nitric acid (the anion is nitrate so the -ate is replaced with -ic, not -ous). HBr is hydrobromic acid (Br- is not an oxyanion so the prefix hydro- is added as well as the suffix -ic). H2SO3 is sulfurous acid (SO3 is nitrite so the -ite is replaced with -ous, not -ic).

Which of the following are considered Arrhenius bases?

NaOH, NH4OH, and KOH

What are the products of the following neutralization reaction? NaOH (aq) + H2SO4 (aq) → ?

Neutralization is a double replacement reaction in which a salt and water is formed. It's known as neutralization because the properties of acids and bases are neutralized as the H+ from acids and OH- from bases form water.

Which of the following is the correct name of HNO3?

Nitric Acid

Which of the following are not considered Arrhenius bases?

OH, NH4OH, and NaOH are all ionic compounds

Which of the following is an example of a neutralization reaction? Select all that apply.

Only options (B) and (E) satisfy this condition

Which of the following is an example of a neutralization reaction? Select all that apply.

Only options (D) and (E) satisfy this condition. (B) is a redox reaction and (C) is a combustion reaction.

Which of the following is the correct name of H2SO4

Sulfuric Acid

Consider the following acid base reaction: H2CO3 (aq) + H2O (aq) H3O+ (aq) + HCO3- (aq) HCO3- (aq) + H2O (aq) H3O+ (aq) + CO32- (aq) Identify the correct conjugate acid-base pair(s) below. Check all that apply.

The species in a conjugate acid-base pair are related by a transfer of a proton (H+): H2CO3 (aq) H+ (aq) + HCO3- (aq) HCO3 -(aq) H+ (aq) + CO32-(aq) H2O (aq) + H+ (aq) H3O+ (aq)

NH4F + H2O HF + NH3·H2O Identify the correct conjugate acid-base pair(s) below. Check all that apply.

The species in a conjugate acid-base pair are related by a transfer of a proton (H+): NH4+ (aq) + H2O (l) H+ (aq) + NH3·H2O (aq) F- (aq) + H+ (aq) HF (aq)

Consider the following acid base reaction: S2- + H2O HS- + OH- HS- + H2O H2S + OH- Identify the correct conjugate acid-base pair(s) below. Check all that apply.

The species in a conjugate acid-base pair are related by a transfer of a proton (H+): S2-(aq) + H+ (aq) HS- (aq) HS- (aq) + H+ (aq) H2S (g) H2O (aq) + H+ (aq) H3O+ (aq)

True or False: MnO4- is permanganate so HMnO4 is permanganous acid.

True

Which of the following is the correct name of H3PO4?

phosphoric acid.