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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A ____ is a
compound formed in solution from the negative ion of an acid and the positive ion of a
base. a. | detergent | c. | salt | b. | glycerin | d. | soap | | | | |
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4.
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A base that
only partly ionizes in a solution is a ____ base. a. | concentrated | c. | strong | b. | dilute | d. | weak | | | | |
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5.
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In a ____
reaction, an acid and a base produce a salt and a water. a. | decomposition | c. | dilute | b. | neutralization | d. | concentrated | | | | |
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6.
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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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7.
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Coffee has a
pH of about 5. Coffee is ____. a. | extremely acidic | c. | somewhat acidic | b. | extremely
basic | d. | somewhat
basic | | | | |
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8.
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Blood
contains compounds called ____ that allow small amounts of acids or bases to be absorbed without
harmful effects. a. | esters | c. | enzymes | b. | buffers | d. | precipitates | | | | |
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9.
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Metal ions
in water can react with soap to form ____. a. | acid-base indicators | c. | salts | b. | detergents | d. | soap scum | | | | |
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10.
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To
neutralize gastric juices in your stomach, antacids contain ____. a. | bases | c. | hydronium
ions | b. | H+
ions | d. | phenolphthalein | | | | |
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