Asked by Bob

How many grams do 5.2×10^20 atoms of silicon weigh?
Answer in units of g.

14 years ago

Answered by DrBob222

5.2E20 atoms x (1 mole/6.022E23) = ??moles Si.
1 mole Si has a mass of 28.1 g; therefore, ??mols will have a mass of______g?

14 years ago

Answered by popop

.02

9 years ago

Answered by Nay

0.024g

8 years ago

Answered by Anonymous

4.89x10 E21

8 years ago

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