Multiple Choice
Identify the
letter of the choice that best completes the statement or answers the question.
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1.
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A process
that uses a solution of known concentration to find the concentration of another solution is called
____. a. | hydration | c. | ionization | b. | neutralization | d. | titration | | | | |
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2.
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A(n) ____ is
a substance that produces H+ ions in a water solution. a. | acid | c. | salt | b. | base | d. | alcohol | | | | |
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3.
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____
measures how acidic or basic a substance is. a. | An ester | c. | pH | b. | A base | d. | The hydronium ion | | | | |
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4.
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____ change
color in the presence of an acid or a base. a. | Acids | c. | Buffers | b. | Glycerins | d. | Indicators | | | | |
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5.
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A(n) ____
comes from an alcohol that is not a base but has a hydroxyl group. a. | ester | c. | salt | b. | glycerin | d. | soap | | | | |
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6.
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The formula
HCl stands for ____. a. | the hydronium ion | c. | hydrogen peroxide | b. | hydrochloric
acid | d. | sodium
hydroxide | | | | |
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7.
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____ of a
solution refers to the ease with which an acid or base forms ions in solution. a. | Acidity | c. | pH | b. | Concentration | d. | Strength | | | | |
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8.
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The main
advantage of detergents over soaps is that ____. a. | detergents can be used in hard water | b. | detergents can cause
excessive foam in pipes and water treatment plants | c. | detergents are organic
salts | d. | soaps are organic salts | | |
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9.
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pH measures
the ____ of hydronium ions in a solution. a. | versatility | c. | strength | b. | neutralization | d. | concentration | | | | |
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10.
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Figure 25-1
shows ____. a. | neutralization of an
acid | c. | ionization of an
acid | b. | neutralization of a
base | d. | ionization of a
base | | | | |
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