Question 1

According to Arrhenius,an acid and a base will react to give

Accepted Answer

A) an acidic solution. 
B) a basic solution. 
C) a salt plus water. 
D) a solid. 
A) an acidic solution. 
B) a basic solution. 
C) a salt plus water. 
D) a solid.

Question 2

A common name for hydrochloric acid is

Accepted Answer

A) lye. 
B) muriatic acid. 
C) lime. 
D) ammonia. 
A) lye. 
B) muriatic acid. 
C) lime. 
D) ammonia.

Question 3

Why are acids sometimes referred to as "proton donors?"

Accepted Answer

Acids dona

Question 4

Hard water deposits (calcium carbonate)have built up around your bathroom sink.Which one of the following would be best to dissolve the deposit?

Accepted Answer

A) ammonia 
B) bleach 
C) lye 
D) vinegar 
A) ammonia 
B) bleach 
C) lye 
D) vinegar

Question 5

Write the balanced chemical reaction for the neutralization of calcium hydroxide with nitric acid.

Accepted Answer

Ca(OH)₂ +

Question 6

Which is NOT a characteristic of acids?

Accepted Answer

A) taste bitter 
B) turn litmus red 
C) react with bases to form salts 
D) react with active metals to form H₂ gas 
A) taste bitter 
B) turn litmus red 
C) react with bases to form salts 
D) react with active metals to form H₂ gas

Question 7

Hydroiodic acid is classified as a strong acid in water.This means that it produces

Accepted Answer

A) no hydronium ions. 
B) a relatively small fraction of the maximum number of possible hydronium ions. 
C) a relatively large fraction of the maximum number of possible hydronium ions. 
D) 100% of the maximum number of possible hydronium ions. 
A) no hydronium ions. 
B) a relatively small fraction of the maximum number of possible hydronium ions. 
C) a relatively large fraction of the maximum number of possible hydronium ions. 
D) 100% of the maximum number of possible hydronium ions.

Question 8

By definition,acid rain has a pH

Accepted Answer

A) below 4. 
B) below 5.6. 
C) below 7. 
D) above 8.5. 
A) below 4. 
B) below 5.6. 
C) below 7. 
D) above 8.5.

Question 9

Ammonia is classified as a weak base in water.This means that it produces

Accepted Answer

A) no hydroxide ions. 
B) a relatively small fraction of the maximum number of possible hydroxide ions. 
C) a relatively large fraction of the maximum number of possible hydroxide ions. 
D) 100% of the maximum number of possible hydroxide ions. 
A) no hydroxide ions. 
B) a relatively small fraction of the maximum number of possible hydroxide ions. 
C) a relatively large fraction of the maximum number of possible hydroxide ions. 
D) 100% of the maximum number of possible hydroxide ions.

Question 10

The production of biodiesel fuel and of soap both require the addition of base and both produce glycerol.

Accepted Answer

A) True 
 B)False

Question 11

Lime is used in farming to reduce the acidity of the soil.The chemical name for lime is calcium oxide.When water in the soil reacts with lime,what base is formed? Write the reaction.

Accepted Answer

The answer of Lime is used in farming to reduce...

Question 12

When added to water,which of the following would NOT produce a base?

Accepted Answer

A) BaO 
B) K₂O 
C) Na₂O 
D) CO₂ 
A) BaO 
B) K₂O 
C) Na₂O 
D) CO₂

Question 13

Lithium hydroxide is classified as a strong base in water.This means that it produces

Accepted Answer

A) no hydroxide ions. 
B) a relatively small fraction of the maximum number of possible hydroxide ions. 
C) a relatively large fraction of the maximum number of possible hydroxide ions. 
D) 100% of the maximum number of possible hydroxide ions. 
A) no hydroxide ions. 
B) a relatively small fraction of the maximum number of possible hydroxide ions. 
C) a relatively large fraction of the maximum number of possible hydroxide ions. 
D) 100% of the maximum number of possible hydroxide ions.

Question 14

Foods that are acidic can be identified by their ________ taste.

Accepted Answer

A) bitter 
B) sweet 
C) salty 
D) sour 
A) bitter 
B) sweet 
C) salty 
D) sour

Question 15

Which of the following form a conjugate acid-base pair?

Accepted Answer

A) H₂SO₄ and SO₄²⁻ 
B) H₃O⁺ and OH⁻ 
C) H₂SO₄ and HSO₄⁻ 
D) CH₄ and CH₃OH 
A) H₂SO₄ and SO₄²⁻ 
B) H₃O⁺ and OH⁻ 
C) H₂SO₄ and HSO₄⁻ 
D) CH₄ and CH₃OH

Question 16

Lutefisk is a traditional Scandinavian food that is prepared by soaking a white fish,such as cod,in lye (NaOH).How does soaking the fish in lye "cook" it?

Accepted Answer

A) A strong base will allow the fish to be heated to higher temperatures more quickly. 
B) A strong base will break down or "denature" the protein in the fish. 
C) A strong base will neutralize the fatty acids in the fish. 
D) A strong base will raise the pH of blood in the fish. 
A) A strong base will allow the fish to be heated to higher temperatures more quickly. 
B) A strong base will break down or "denature" the protein in the fish. 
C) A strong base will neutralize the fatty acids in the fish. 
D) A strong base will raise the pH of blood in the fish.

Question 17

The pH = -log[H⁺] for a solution.The pOH = -log[OH⁻] for a solution.The pH and pOH are related,and their sum is equal to 14 (pH + pOH = 14).If a solution has a pH of 6,what is the pOH?

Accepted Answer

A) 6 
B) 7 
C) 8 
D) 14 
A) 6 
B) 7 
C) 8 
D) 14

Question 18

All antacids are

Accepted Answer

A) acids. 
B) bases. 
C) neutral. 
D) salts. 
A) acids. 
B) bases. 
C) neutral. 
D) salts.

Question 19

A ruptured tank in Anywhere,USA spilled hydrochloric acid.Officials were reported to be "concerned that the acid might mix with sodium hydroxide - caustic soda - in a neighboring tank and form a toxic gas." What toxic gas would be formed?

Accepted Answer

A) carbon dioxide 
B) chlorine 
C) chlorine dioxide 
D) none 
A) carbon dioxide 
B) chlorine 
C) chlorine dioxide 
D) none

Question 20

Hyperacidity means

Accepted Answer

A) too much acid. 
B) too little acid. 
C) too much antacid. 
D) too much base. 
A) too much acid. 
B) too little acid. 
C) too much antacid. 
D) too much base.

Exam 7: Acids and Bases

According to Arrhenius,an acid and a base will react to give

A common name for hydrochloric acid is

Why are acids sometimes referred to as "proton donors?"

Hard water deposits (calcium carbonate)have built up around your bathroom sink.Which one of the following would be best to dissolve the deposit?

Write the balanced chemical reaction for the neutralization of calcium hydroxide with nitric acid.

Which is NOT a characteristic of acids?

Hydroiodic acid is classified as a strong acid in water.This means that it produces

By definition,acid rain has a pH

Ammonia is classified as a weak base in water.This means that it produces

The production of biodiesel fuel and of soap both require the addition of base and both produce glycerol.

Lime is used in farming to reduce the acidity of the soil.The chemical name for lime is calcium oxide.When water in the soil reacts with lime,what base is formed? Write the reaction.

When added to water,which of the following would NOT produce a base?

Lithium hydroxide is classified as a strong base in water.This means that it produces

Foods that are acidic can be identified by their ________ taste.

Which of the following form a conjugate acid-base pair?

Lutefisk is a traditional Scandinavian food that is prepared by soaking a white fish,such as cod,in lye (NaOH).How does soaking the fish in lye "cook" it?

The pH = -log[H⁺] for a solution.The pOH = -log[OH⁻] for a solution.The pH and pOH are related,and their sum is equal to 14 (pH + pOH = 14).If a solution has a pH of 6,what is the pOH?

All antacids are

A ruptured tank in Anywhere,USA spilled hydrochloric acid.Officials were reported to be "concerned that the acid might mix with sodium hydroxide - caustic soda - in a neighboring tank and form a toxic gas." What toxic gas would be formed?

Hyperacidity means

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