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Physics
Physics
Problem
During an experiment, a conductor is observed to lose
7.3
μ
C
7.3\,\mu\text{C}
7.3
μ
C
of positive charge. To two significant figures, how many electrons have left the conductor? a)
4.6
×
10
10
4.6\times10^{10}
4.6
×
1
0
10
b)
2.3
×
10
13
2.3\times10^{13}
2.3
×
1
0
13
c)
4.6
×
10
13
4.6\times10^{13}
4.6
×
1
0
13
d)
4.6
×
10
12
4.6\times10^{12}
4.6
×
1
0
12
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