Good ol' chemistry

[red0roses]

So I absolutely abhor chemistry and need help figuring out the last 8 of these problems if anyone is up for it! (Please refrain from telling me to :google:)
http://i1065.photobucket.com/albums/u390/agc6114/Pp11.jpg

[lilcmp1]

345ml Solution x (1.25 moles Aluminum Nitrate/ 1000ml Al) ( X g Aluminum Nitrate/ 1 mole Aluminum Nitrate) ( 1 mol Aluminum sulfate / 2 mole aluminum nitrate ) ( X g aluminum sulfate/ 1 mol aluminum sulfate)

You will have to calculate the molar masses for X
This is question 3 btw :P