February 21, 2017

Homework Help: chemistry

Posted by jhong on Sunday, March 11, 2012 at 6:57pm.

3. Find the empirical formula for a compound that consists of aluminum and chlorine in which the aluminum is 20.2 % by mass.
4. A sample contains 71.65% CL, 24.27% C nad 4.07% H. the molecular weight is known to be 98.96 g/mol. What are the empirical and molecular formulas?

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