Which pair of substances could be used to illustrate the laws of multiple proportions?
Which pair of substances could be used to illustrate the laws of multiple proportions?
a) NaCl, KCl
b) SO₂, H₂SO₄
c) H₂O, O₂
d) CH₄, C₆H₁₂O₆
e) CO, CO₂
Please explain your answer.
1 Answers
CO and CO2
12 g of C and 16 g of O in 1 mole of CO
12 g of C and 32 g of O in 1 mole of CO2
32 / 16 = 2
If 2 elements form more than one compound , the ratios between the masses of the second element with a fixed mass of the first element will be ratios of small whole numbers.
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