Calculate for the reaction : 2 H _2( g ) + S _2( g ) 2 H _2 S ( g ) If 1.58 mole of ,…

CHEMISTRY · Subjective · A Level · Chemistry · Chemical equilibria (Le Chatelier’s principle and Kc) · Chemical equilibria (Le Chatelier’s principle and Kc)

Problem

Calculate KCK_C for the reaction :2H2(g)+S2(g)⇌2H2S(g)2\text{H}_2(\text{g}) + \text{S}_2(\text{g}) \rightleftharpoons 2\text{H}_2\text{S}(\text{g}) If 1.58 mole of H2S\text{H}_2\text{S} , 1.27 mole of H2\text{H}_2 and 2.78×10−62.78 \times 10^{-6} mole of S2\text{S}_2 are in equilibrium in a flask of capacity 180 litre at 750°C.

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