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.
10
There are 20 atoms and there are 6 Carbon atoms, 8 Hydrogen atoms, 6 Oxygen atoms.
How many atoms does C8H16O8 have? Please answer need it quick.
45 atoms
Five atoms
402 atoms
5 atoms
9 atoms
how many atoms are there in magnesiumoxide 2 atoms are in magnesium 2 atoms are in magnesium
Answer: 8 atoms
To answer your question on how many hydrogen atoms are there in caffeine, the scientific answer would be 10 atoms of hydrogen.
It depends on how many hydrogens are there and how many oxygen atoms there are.