Acids and Bases in Solution Answers

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1
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Heartburn is a form of indigestion felt as a burning sensation in the chest when stomach acid comes back up into the esophagus. Some people take an antacid to relieve heartburn.

A
The antacid is basic and will neutralize the base entering the esophagus.
B
The antacid is basic and will neutralize the acid entering the esophagus.
C
The antacid is acidic and will raise the pH of the esophagus.
D
The antacid is acidic and will lower the pH of the esophagus.
2
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Which would be least likely to completely dissolve in water?

A
hydrochloric acid
B
sulfuric acid
C
nitric acid
D
acetic acid
4

Which best describes a neutralization reaction?

A
a reaction between an acid and a base
B
a reaction between two acids
C
a reaction between a base and a salt
D
a reaction between two salts
5

A student is comparing two solutions. Solution A has a pH of 4 and solution B has a pH of 10. Which best describes the solutions?

A
Solution B is more acidic than solution A.
B
Solution A is more acidic than solution B.
C
Solution B has more hydrogen ions than solution A.
D
Solution A has more hydroxide ions than solution B.
6

Apple juice has a lower pH than black coffee. Which best explains the relationship?

A
Apple juice has fewer hydrogen ions than black coffee.
B
Apple juice has more hydrogen ions than black coffee.
C
Apple juice has the same number of hydroxide ions as black coffee.
D
Apple juice has more hydroxide ions than black coffee.
7

A solution has a pH of 8. Which best describes the solution?

A
a strong acid
B
a strong base
C
a weak acid
D
a weak base
8

Which solution has the greatest number of hydroxide ions?

A
baking soda, pH = 9
B
milk, pH = 6
C
tomato juice, pH = 3.5
D
vinegar, pH = 2

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