Question

Silicon dioxide, made up of elements silicon and oxygen, contains 46.7% by mass of silicon. With what mass of oxygen will 10 g of silicon combine?

Answer 1

Answer:

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Explanation:

 Solution: 100g ofsilicon dioxide contains 46.7 g of silicon, or 100 – 46.7 ( i.e. 53.3 g) ofoxygen. It means, 10g of silicon will contain (10/100) × 53.3 = 5.33 g ofoxygen.