AnswersChemistryProperties of Acids and Bases

Properties of Acids and Bases — Quiz Answers

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When does phenolphthalein turn pink?

A
in the presence of an acid
B
when it is reacting with a metal
C
in the presence of a base
D
when it is in a neutral solution
3

Which statement would indicate the presence of an acid?

A
It does not change the color of litmus paper.
B
It tastes bitter..
C
It does not react with active metals.
D
It reacts with active metals to form a gas.
4

Which is a characteristic of a strong base?

A
It removes cap h raised to the plus power ions from solution.
B
It turns blue litmus paper red.
C
It releases cap h raised to the plus power ions into a solution.
D
It turns pink phenolphthalein colorless.
5

Which is a property of acids in aqueous solutions?

A
They taste bitter.
B
They increase the concentration of cap h raised to the plus power ions.
C
They feel soapy.
D
They decrease the concentration of cap h raised to the plus power ions.
7

What is a base used in deodorants?

A
magnesium hydroxide
B
sorbitol
C
carrageenan
D
sodium lauryl sulfate
9

Which best defines an acid?

A
An acid has hydroxide ions.
B
An acid has more hydrogen ions in solution.
C
An acid has a pH of 7 .
D
An acid has fewer positive ions in solution.

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