# Calculating the Enthalpy Change

Calculate the enthalpy change of the reaction CH4 (g) + 2Cl2(g) ￼ CCl4 (l) + 2H2 (g), using thermochemical equations:

a) C(s) + 2Cl2 (g) ￼ CCl4 (l) ￼ = -128 kJ

b) CH4 (g) ￼ C(s) + 2H2 (g) ￼ = + 75 kJ

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Calculate the enthalpy change of the reaction CH4 (g) + 2Cl2(g) CCl4 (l) + ...

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