What is the mass of 1.63 × 1021 atoms of silicon? (NA = 6.022 × 1023 mol−1)
A) 2.71× 10−23 g
B) 4.58 × 1022 g
C) 28.08 g
D) 1.04 × 104 g
E) 7.60 × 10−2 g
Correct Answer:
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