When 0.1 mol of calcium reacts with 880 g of water, 2.24 L of hydrogen gas form (at STP). How would the amount of hydrogen produced change if the volume of water was decreased to 440 mL (440 g) ?
A: Only half the volume of hydrogen would be produced.
B: The volume of hydrogen produced would be the same.
C: The volume of hydrogen produced would double.
D: No hydrogen would be produced.
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