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Posted by on Tuesday, December 16, 2008 at 7:54am.

I need help to find the answer to this problem:

The formula for aluminum sulfate is Al2(SO4)3. Figure the molar mass of aluminum sulfate to the nearest gram?

  • science - , Tuesday, December 16, 2008 at 7:55am

    Look up the atomic mass of
    Al, S, and O.

    Now, multiply Al by 2
    multiply S by 3
    mulitpy O by 12

    add them.

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