when 8 grams of H2 react with two moles of O2 how much water will be formed
Correct answer: B. 72 g
- A. 50 g
- B. 72 g
- C. 36 g
- D. 54 g
Explanation
This answer is incorrect because the number of moles of water produced is not 3.
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About Fundamental Concepts of Chemistry
Mole calculations connect mass, number of particles and Avogadro's number, while balanced equations provide the mole ratios used in stoichiometry. Questions cover limiting and excess reactants, theoretical yield and percentage yield, including identifying which reactant is consumed first and comparing the actual product with the maximum possible product.
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