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Chemistry, 07.01.2021 22:10 rrusso4

2.1 x 10^-3 x 2 x 10^2 = a)
4.2 x 10^-5

b)
4.2 x 10^-1

c)
4.2 x 10^1

d)
4.2 x 10^-6

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You know the right answer?
2.1 x 10^-3 x 2 x 10^2 = a)
4.2 x 10^-5

b)
4.2 x 10^-1

c)
...
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