Your post has been moved to the proper place by the moderators.
Let us know if you do not think this is correct.
We are assuming you are doing this on your own.
As Arkcon suggested
Do you know the formula for the compounds you originally started with.
Do you have enough understanding to write an equation of the reaction you think you had.
Do you think that this reaction is favored.
A lot of what chemist do is to read information already available
and then make hypothesis based on the reading
Then they might do experiments to prove the hypothesis
Here are some reading sources you might look at
http://en.wikipedia.org/wiki/Acetic_acidhttp://en.wikipedia.org/wiki/Magnesium_sulfatehttp://en.wikipedia.org/wiki/Magnesium_acetateWe suggest that you freely use GOOGLE and the WIKI
so that you can pose your questions better
This also lets us help you in areas where you might be having problems
the shotgun method of asking questions is not appreciated
As the forum rules states - you must do some work - we do not just spoon feed