The reaction 2CaSO4·½H2O + 3H2O 2CaSO4·2H2O releases heat. How are the enthalpies of the reactants and products related?

A. The enthalpies cannot be estimated based on the heat itself.
B. The enthalpy of the product is greater than the enthalpy of the reactant.
C. The enthalpy of the reactant is greater than the enthalpy of the product.
D. The enthalpy of the product and reactant are equal.

Question

The reaction 2CaSO4·½H2O + 3H2O  2CaSO4·2H2O releases heat. How are the enthalpies of the reactants and products related?


 		A.	The enthalpies cannot be estimated based on the heat itself.
 		B.	The enthalpy of the product is greater than the enthalpy of the reactant.
 		C.	The enthalpy of the reactant is greater than the enthalpy of the product.
 		D.	The enthalpy of the product and reactant are equal.

anonymous · Answer

2CaSO4·½H2O + 3H2O --> 2CaSO4·2H2O  **sorry

anonymous · Answer

It,s C.
$$\Delta H=Hproduct - Hreactant$$when heat release sign of $$\Delta H$$ is negative and this situation is possible when enthalpy of reactant is greater than enthalpy of product. 
Am I right?