Question

C8H10N4O2 is the chemical formula for caffeine, there are 8 carbons. List the 3 remaining elements in caffeine and how many atoms of that element are present in a molecule of caffeine. (.5pt/element, .5pt/number of atoms)

Answer 1

Caffeine   that  is C8H10N402  is molecule which made   up  of   4 different elements. apart  from  carbon  the  other  element  includes

element        symbol
nitrogen          N
oxygen           O
hydrogen        H
The number  of  atom  present in caffeine molecule  are  as follows

Nitrogen=4  atoms
Oxygen=2  atoms
Hydrogen=10 atoms