Question

convert into moles 2 G of Oxygen gas

Answer 1

OXYGEN Gas o2 ,,,,,,,,,,,,,,,,,,mole-wt/molecular wt..............so 2/32-0.0625mole

Answer 2

Molecular mass of O2 = 2x 16=32

32 g of oxygen = 1 mole
1 g of oxygen = 1/32 mole
2 g of oxygen = 1/32 x 2 mole
2 g of oxygen is 0.375 moles