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Consider the following reaction: H2(g)+I2(g)⇌2HI(g) A reaction mixture in a 3.75 L flask at a certain...

Consider the following reaction: H2(g)+I2(g)⇌2HI(g) A reaction mixture in a 3.75 L flask at a certain temperature initially contains 0.764 g H2 and 97.1 g I2. At equilibrium, the flask contains 90.4 g HI. Calculate the equilibrium constant (Kc) for the reaction at this temperature. Please explain!

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