Chemistry · May / June 2018 · Paper 12 · Question 10
5070The mole and the Avogadro constant
When 1 volume of gas R reacts with exactly 5 volumes of oxygen, it forms carbon dioxide and water only. What is R?
- Abutane, C4H10
- Bethane, C2H6
- Cmethane, CH4
- Dpropane, C3H8
As printed in the paper
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Correct answer: D. propane, C3H8
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