How many oxygen atoms are present in 1.50 mol of Zn(NO3)2?

How many oxygen atoms are present in 1.50 mol of Zn(NO3)2?
A)4.50 atoms
B)9.00 atoms
C)9.03 x 1023 atoms
D)5.42 x 1024 atoms
E)1.49 x 10-23 atoms


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