Asked by Cheap Potatoes
When placed in acid, magnesium metal reacts and forms hydrogen gas:
Mg(s) + HCl(aq) --> MgCl2(aq) + H2(g) ΔH = -56.5 kJ/mol
If HP denotes the enthalpy of products and Hr denotes the enthalpy of reactants, then:
Hp > Hr
Hp < Hr
Hp = Hr
I put Hp > Hr because of ΔH = -56.5 kJ/mol, am I correct?
Mg(s) + HCl(aq) --> MgCl2(aq) + H2(g) ΔH = -56.5 kJ/mol
If HP denotes the enthalpy of products and Hr denotes the enthalpy of reactants, then:
Hp > Hr
Hp < Hr
Hp = Hr
I put Hp > Hr because of ΔH = -56.5 kJ/mol, am I correct?
Answers
Answered by
DrBob222
If Hp > Hr wouldn't you end up with a + number
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