Deck 1: Introduction: Why Biologists Need Chemistry
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Deck 1: Introduction: Why Biologists Need Chemistry
1
A quantity has which two of the following components?
A) Size
B) Number
C) Value
D) Unit
E) Dimension
A) Size
B) Number
C) Value
D) Unit
E) Dimension
B,D
2
Which of the following are measurements? Select any that apply.
A) Inch
B) 23
C) 23 inches
D) Metre
E) 1 mol
A) Inch
B) 23
C) 23 inches
D) Metre
E) 1 mol
C,E
3
Chemical nomenclature is set down by which of the following organizations?
A) RSC
B) IUPAC
C) ACS
D) FIFA
A) RSC
B) IUPAC
C) ACS
D) FIFA
B
4
Which of the following prefixes denotes the smallest multiple of ten?
A) micro
B) centi
C) milli
D) pico
E) deci
A) micro
B) centi
C) milli
D) pico
E) deci
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5
The prefix nano represents which of the following?
A) 10-2
B) 10-3
C) 10-6
D) 10-9
E) 10-12
A) 10-2
B) 10-3
C) 10-6
D) 10-9
E) 10-12
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6
Rank the following prefixes in order of magnitude, with 1 being smallest, and 4 being largest.
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7
Rank the following prefixes in order of magnitude, with 1 being largest, and 4 being smallest.
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8
Which of the following quantities are equal to 0.4 cm? Select all that apply.
A) 4 mm
B) 4 * 10-3 m
C) 4000 μm
D) 4 *109 nm
A) 4 mm
B) 4 * 10-3 m
C) 4000 μm
D) 4 *109 nm
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9
Which one of the following correctly evaluates 15 μm?
A) 1.5* 10-5 m
B) 1.5 * 10-7 m.
C) 15 * 10-5 m
D) 0.15 * 105 m
A) 1.5* 10-5 m
B) 1.5 * 10-7 m.
C) 15 * 10-5 m
D) 0.15 * 105 m
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