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Equilibrium can NOT be established when _____is/are placed in a 1.0L closed container: a. 0.25 mol SO2(g) & 0.25 mol O2(g), b. 0.75 mol SO2(g), c. 0.25 mol SO2(g) & 0.25 mol SO3(g), d. 0.50 mol O2(g) & 0.5 mol SO3(g), e. 1.0 mol SO3(g)
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