The answer for this question is ΔHrxn=-441.40174468085 kJ/mol but I don't know how to arrive to that answer.

0.47g of magnesium reacts with 100ml of 1.00 mol/L HCl in the following reaction: Mg(s)+2HCl(aq)--MgCl2(aq)+H2(g). The heat of reaction is -8537.4J

Determine ΔHrxn.

Question

The answer for this question is ΔHrxn=-441.40174468085 kJ/mol but I don't know how to arrive to that answer. 

0.47g of magnesium reacts with 100ml of 1.00 mol/L HCl in the following reaction: Mg(s)+2HCl(aq)-->MgCl2(aq)+H2(g). The heat of reaction is -8537.4J 

Determine ΔHrxn.

aaronq · Answer

Determine which is the limiting reactant, convert to moles. Multiply the moles by the The heat of reaction is -8537.4 J/mol taking into account the stoichiometry.

aaronq · Answer

by the way, i assumed this "-8537.4J" was per mole, but you didn't write it.

anonymous · Answer

thanks a lot!

aaronq · Answer

np!