Homework Help: chemistry

Posted by yankoua on Wednesday, October 28, 2009 at 2:15pm.

problem 3.
A compound Y containing carbon,hydrogen and oxygen was burned in a stream of oxygen,the carbondioxide and water were cooled in a pre way absorption tube and carefully reweighed.Readings obtained were
initial mass of Y is 20.63mg
mass of carbondioxide produced 57.94mg
mass of water produced 11.85mg.
find the percentage of each element and hence the emperical formular of compound Y.

chemistry - DrBob222, Wednesday, October 28, 2009 at 2:21pm
How much of this do you not understand? I don't want to spend my time going over material you already understand.

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