Multiple Choice
A 0.0050 g sample of boron contains _____ boron atoms.
A) 4.6 × 10-4
B) 7.7 × 10-28
C) 2.8 × 1020
D) 3.1 × 1021
E) 3.3 × 1022
Correct Answer:
Verified
Correct Answer:
Verified
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