Which of the following does NOT illustrate the law of multiple proportions?
A) The N-to-O mass ratio in NO is 0.875,whereas that in N2O is 1.75.
B) C2H2 has a 12:1 C-to-H mass ratio while C2H6 as a 4:1 C-to-H mass ratio.
C) The ratio of O:C by mass in CO2 is twice that of CO.
D) If a sample of H2O contains 16 grams of oxygen,a sample of H2O2 with the same number of molecules would contain 32 grams of oxygen.
E) H2S and H2O contain the same mass of hydrogen.
Correct Answer:
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