Formaldehyde Has The Formula CH2O. How Many Molecules Are There In 0.11 G Of Formaldehyde?

C= 12.01
H= 1.008 X(2)
O= 16.00
Total = 30

0.11/ 30  = 3.66X10^-3  >>>>>>>  3.66X10^-3 X 6.02 X 10^23  = 2.2X10^21

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