(NH4)3PO4
=
Nitrogen = 3
Hydrogen = 4x3 (12)
Phosphorus = 1
Oxygen = 4
3+12+1+4=20
the answer is there are 20 atoms
Answer:
the oxidation number is zero because H=+1. S=-2
Explanation:
so two hydrogen and one sulphur so total no is zero
Answer:
D
Explanation:
you need battery, light bulb and wire in a close circuit