How many moles are present in (a) 5.08g of sodium bicarbonate (b) 16.3g of rhombic sulphur ( c) 6.46 g og helium and(d) 23.3g of zine

How many moles are present in (a) 5.08g of sodium bicarbonate (b) 16.3

1.	How many moles are present in (a) 5.08g of sodium bicarbonate (b) 16.3g of rhombic sulphur ( c) 6.46 g og helium and(d) 23.3g of zine
Answer» ANSWER :(a) 0.06, (B) 0.06 (C ) 1.6 and (d) 0.36