Question

find the volume of H2 produced when 92g of Mg is added to 25cm3 of 1.0 mol/dm3 HCl​

Answer 1

Answer:

12.5mmol

Explanation:

1. mg    +     2Hcl      ⇒ mgcl2       +            h2

       ≈3mol          25mmol      ⇔12.5mmol      12.5mmol