Calculate the number of moles of mgcl2 is produced by reacting 168g ofmgco3 with excess hcl(mg=2,c=12,o=16,cl=35.5)

Answer 1

balance the reaction
MgCO3+2HCl>>>MgCl2+ CO2+H2O
moles of MgCO3=168/84.3=2.0
then from the balance equation should get 2 moles os MgCl2