How many liters of hydrogen gas are needed to produce 100.0 grams of water at 25.0°C and 1.00 atm pressure according to the chemical equation shown below?
2 H2(g) + O2(g) → 2 H2O(l)
A) 67.9 L
B) 136 L
C) 203 L
D) 407 L
Correct Answer:
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