A platinum wedding band contains 0.077 mol of platinum. How many atoms of platinum are in the 15-gram platinum wedding band? a) 3.09 x 1021 atoms b) 4.64 x 1022 atoms c) 7.82 x 1024 atoms d) 1.17 x 1026

A platinum wedding band contains 0.077 mol of platinum. How many atoms of platinum are in the 15-gram platinum wedding band?

a) 3.09 x 1021 atoms
b) 4.64 x 1022 atoms
c) 7.82 x 1024 atoms
d) 1.17 x 1026 atoms

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