what is the enthalpy for 2H2S(g) + 3O2(g) -> 2H2O(I) + 2SO2(g). (∆H)​

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what is the enthalpy for 2H2S(g) + 3O2(g) -> 2H2O(I) + 2SO2(g). (∆H)​

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Delwyn 5 months 2021-09-04T21:40:32+00:00 1 Answers 6 views 0

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  1. Nem
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    2021-09-04T21:41:50+00:00
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    Answer:

    2H2S (g) + 3O2 (g) → 2H2O (l) + 2SO2 (g)

    Calculate ΔH° from the given data. Is the reaction exothermic or endothermic?

    ΔH°f (H2S) = -20.15 kJ/mol; ΔH°f (O2) = 0 kJ/, mol; ΔH°f (H2O) = -285.8 kJ/mol; ΔH°f (SO2) = -296.4 kJ/mol

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )