Ecneixneixnwism6279 Ecneixneixnwism6279

21-01-2024
Chemistry

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A 1.45 g sample of chromium contains _____ atoms.
a) 1.25x10^22
b) 1.6x10^22
c) 8.73x10^23
d) 2.16x10^25
e) 4.54x10^25

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