Question

calculate mass of 1 dm3 of Hydrogen​

Answer 1

Answer:

1 mole of H2 at STP occupy 22.4 dm3

1 mole of H2 = 22.4 dm3 =6.022 x 1023 molecules

22.4 dm3 of hydrogen contain molecules = 6.022 x 1023

1 dm3 of hydrogen contain molecules = 6.022X1023 /22.4 = 2.69 x 1022 molecules

Answer 2

Answer:

please mark my answer as brainlist answer