Question

find the number of moles of(1) 22g of co2 gas. (2)
18 g of NH3 gas​

Answer 1

1) CO2

→ 12+2×16

→ 44

→ 22/44

→ 0.5 moles

2) NH3

→ 14+2×1

→ 16

→ 18/16

→ 1.125