[Will485]

Hi i need help with this question:

What mass of hydrogen is produced when 192g of magnesium is reacted with hydrochloric acid?
Mg + HCL --> Mgcl₂  + h₂

Please can somewone explain how to find the mass... once i know how to do this question i will be able to do the others, thanks.

[Borek]

http://www.chembuddy.com/?left=balancing-stoichiometry&right=stoichiometric-calculations