How many atoms are there in C7H5NO2?

Anonymous

∙ 16y ago

Updated: 8/17/2019

You look at the subscripts in the molecule. the 7 after C show there are 7 atoms of C. The same goes for H, but for NO2 the 2 shows that there is 2 N's and 2 O's. So i believe there are 7+5+4=16 atoms per molecule of C7H5NO2.

Wiki User

∙ 16y ago

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