What is the total number of moles of atoms represented by one mole of (ch3)2nh? 1)9 2)8 3)10 4)5

The answer is: 3) 10.

In this chemical compound dimethylamine (CH₃)₂NH, there are two carbon atoms (C), seven hydrogen atoms (H) and one nitrogen atom (N).

Total number of atoms is = 2 + 7 + 1.

Total number of atoms is = 10.

In one mole of dimethylamine there are 10 moles of atoms.

Dimethylamine is an organic compound; this secondary amine is a colorless, flammable gas with an ammonia like odor.