Asked by Jane
A compound with the empirical formula CH2O has a molar mass of approximately 90 g/mol. What is its molecular formula?
Answers
Answered by
DrBob222
Empirical formula is CH2O. Molecular formuls is (CH2O)x
The empirical formula mass is 12+2+16 = 30 so the molar mass is
30*x = 90
x = 90/30 = 3 therefore, that must be 3 units of CH2O. You can write the molecular formula as (CH2O)3 or as C3H6O3
The empirical formula mass is 12+2+16 = 30 so the molar mass is
30*x = 90
x = 90/30 = 3 therefore, that must be 3 units of CH2O. You can write the molecular formula as (CH2O)3 or as C3H6O3
Answered by
Uzair
Thanks! This was extremely helpful since I have a test tomorrow!
Answered by
Emily
The empirical formula of a substance is found to be CH2O with a molar mass of 90 g/mol. what is the formula of this substance?
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