Physical Science

Chapter 23: Acids, Bases, and Salts

Section 2 Self-Check Quiz-Eng.

1.
The strength of an acid or base depends on __________.
A)how many hydrogen atoms are contained in each molecule of the acid or base
B)how quickly they form salts when they react with metals
C)how completely it ionizes in water
D)how many hydroxide groups are on each molecule of the acid or base
2.
Which two terms refer to the amount of acid or base dissolved in solution?
A)dilute and concentrated
B)strong and dilute
C)weak and concentrated
D)strong and weak
3.
The __________ of a solution is a measure of the concentration of hydronium ions in it.
A)concentration
B)indicator
C)pH
D)strength
4.
Which of the following has the highest pH?
A)pure water
B)vinegar
C)ammonia
D)vitamin C
5.
__________ are solutions containing ions that react with acids or bases to minimize their effects.
A)Buffers
B)Enzymes
C)Indicators
D)Hydroxides
6.
In chemical equations describing ionization, what do double arrows pointing in opposite directions indicate?
A)The reaction rate is doubled.
B)There is twice as much product as reactant.
C)The reactant is a strong acid.
D)The ionization reaction is incomplete.
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