Hi I need help with the following few basic chemistry questions. I've tried but am

J

John

New member
worried as only 1 attempt.? Hi I need help with the following few basic chemistry questions. I've tried but am worried as only 1 attempt is allowed...

thanks to all!!


http://img216.imageshack.us/img216/8063/26101157.gif

http://img4.imageshack.us/img4/2336/38159062.gif

http://img4.imageshack.us/img4/5841/75404679.gif

http://img4.imageshack.us/img4/1114/65438190.gif

http://img2.imageshack.us/img2/9173/87576421.gif
 
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