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How Many Grams of Zinc Metal Are Required to Produce

Question 99

Multiple Choice

How many grams of zinc metal are required to produce 2.00 liters of hydrogen gas at STP according to the chemical equation shown below?
Zn(s) + 2 HCl(aq) → ZnCl2(aq) + H2(g)


A) 0) 171 g
B) 5) 83 g
C) 11.7 g
D) 131 g

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