Answer to Question #192721 in General Chemistry for Jade

Question #192721

2) Calculate the Δ

Δ

H value heat for the following reaction: Ag2S(s)  + 2 HCl(g) -->  2 AgCl(s) + H2S(g) Δ

Δ

H = ? kJ/mol Solve by writing formation equations for each reactant and product and using the Δ

Δ

H values for each.Δ

Δ

 Hrxn = ∑

 nΔ

Δ

Hf(products) −

   ∑

 mΔ

Δ

Hf(reactants)   where n and m are coefficients  in a balanced chemical eqn.



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