Question: 2 g of hydrogen combine with 16 g of oxygen to form water and with 6 g of carbon to form methane. In carbon dioxide 12 g of carbon are combined with 32 g of oxygen. These figures illustrate the law of
(a) Multiple proportions
(b) Constant proportions
(c) Reciprocal proportions
(d) Conservation of mass
Correct Answer: (c) Reciprocal proportions
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