Question

the maximum no. of molecules is present in-
(1) 15L of H2 gas at STP
​(2) 5L of N2 gas at STP
​(3) 0.5 g of H2 gas
(4) 10 g of O2 gas

Answer 1

. no. of molecules is present in- (1) 15L of H2 gas at STP ​(2) 5L of N2 gas at STP ​(3) 0.5 g of… ... (4) 10 g of O2 gas ... no. of molecules =moles×Na(avogadro no.).

Answer 2

heyy the answer is 3 0.5and h2 gas