9. Which of the following could represent a molecular formula for CH2O? C6H₁2O6
Ο Ο Ο
C4H₃04
de
10
We
TRO
C4H₂O4
18
Ar
04
O
C₂H₂O₂
Kr
aro
54
Ya

If 1.63 times 10 negative 4 of helium dissolves in 100.0g of water, what is the concentration in parts per million

What type of organic molecule comprises the majority of a potato?

If 15 drops of ethanol from a medicine dropper weigh 0.60g, how many drops does it takes from a dropper to dispense 1.0ml of ethanol? density of ethanol is ethanol is 0.80g/ml.