How many grams of water form when 16 g of hydrogen burns completely in oxygen? (; H = 1, O = 16)
Answer and explanation
Correct answer: A. 144 g
- Step 1: Moles of H2 are , and each gives one mole of water (18 g): g. Answer: 144 g. Why not the others: 288 g, 128 g and 32 g don't fit.
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