find the enthalpy change H for this reaction: CH4(g) + Cl2--> CCl4(g)+HCl Using the following Equations:...

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find the enthalpy change H for this reaction: CH4(g) + Cl2--> CCl4(g)+HCl

Using the following Equations:

C(s)+H2(g)-->CH4 H= -74.6 kJ

C(s) + Cl2(g)--> CCl4 H=-95.7 kJ

H2(g)+Cl2(g)--> HCl H=-92.3 kJ

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