The empirical formula for two compounds that have very different properties (one tastes very sour and the other very sweet) is ch2o. if the molar mass of compound a is 60.05 g/mol and compound b is 180.16 g/mol, what are the molecular formulas for these compounds, respectively?

Question

Chemistry

Beauty

17 January, 10:33

The empirical formula for two compounds that have very different properties (one tastes very sour and the other very sweet) is ch2o. if the molar mass of compound a is 60.05 g/mol and compound b is 180.16 g/mol, what are the molecular formulas for these compounds, respectively?

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Answers (1)

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Tyke · Answer 1

I believe that the choices for this question are:

C2H4O2, C4H8O4

CH2O, C6H12O6

C3H6O3, C6H12O6

C2H4O2, C6H12O6

The answer to this based on the molar masses given is:

C2H4O2, C6H12O6

To prove calculate the molar mass:

C2H4O2 = 2*12 + 4*1 + 2*16 = 60

C6H12O6 = 6*12 + 12*1 + 6*16 = 180