Given the following equation: 2 K₂O₂(s) + 2 H2O(l) -- O₂(g) + 4 KOH(aq) How many grams of H₂0 are needed to produce 0.5 moles

Question

Given the following equation:
2 K₂O₂(s) + 2 H2O(l) --> O₂(g) + 4 KOH(aq)
How many grams of H₂0 are needed to produce 0.5 moles of KOH? (molar mass of H₂0 = 18.0 g/mole)
0.5 grams
4.5 grams
9 grams
18 grams

Kunduz · Accepted Answer

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Given the following equation: 2 K₂O₂(s) + 2 H2O(l) --> O₂(g)