What is the limiting reactant when 12.5L of H2S at STP is reacted with a solution containing 24.0g KOH to form K2S and H2O
H2S + 2KOH → 2H2O + K2S
From the reaction equation, 1 mol of H2S requires 2 mol of KOH
12,5L H2S is 0.558mol, 24g KOH is 0.43mol. So KOH is the limiting reactant.
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