Wednesday
April 16, 2014

Homework Help: Chemistry

Posted by Jack on Sunday, September 19, 2010 at 7:28pm.

DDT, an insecticide harmful to fish, birds, and humans, is produced by the following reaction:

2 C 6 H 5 Cl (Chlorobenzene) + C 2 H O Cl 3(chloral) ==> C 14 H 9 Cl 5 (DDT) + H 2 O

In a government lab, 1142 g of chlorobenzene is reacted with 485g of Chloral.

A)What mass of DDT is formed?
B)Which reactant is limitin? Which is in excess?
C)What mass of the excess reactant is left over?
D)If the actual yield of DDT is 200.0 g, what is the percent yield?

Please be specific (in showing work), and show significant figures! Thank you!

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