When 20g of hydrogen gas will react with 20g of chlorine gas, what is the mass of hydrogen chloride formed?

Respuesta :

Answer:

40g

Explanation:

equation; H2 + Cl2 ---- 2HCl

mole ratio; 1 mole 1 mole 2 moles

before reaction;20g 20g 0g

after reaction; 20g 20g 40g