Homework Help: Chemistry

Posted by Dee on Monday, December 13, 2010 at 9:36am.

A protein found in some types of wood-rotting fungi is 0.40% copper by mass. Each protein molecule is known to contain 4 copper atoms. What is the approximate molecular weight of this compound?

Chemistry - DrBob222, Monday, December 13, 2010 at 3:33pm
[4*Cu/(mass sample)]*100 = 0.4
Solve for mass sample=molar mass.

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