SOLUTION: a rectangular sheet of aluminum foil is 50 centimeters long and 20 centimeters wide, and weights 5.4 grams. find the thickness of the aluminum foil in centimeters.

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Question 460819: a rectangular sheet of aluminum foil is 50 centimeters long and 20 centimeters wide, and weights 5.4 grams. find the thickness of the aluminum foil in centimeters.
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
Thickness t+=+w%2F%28Ad%29, where w is the weight of the aluminum, A is the rectangular area, and d is the density of aluminum, which is 2.7 grams per cubic centimeter.
==> t+=+%285.4g%29%2F%28%2850cm%29%2A%2820cm%29%2A%282.7+%28g%2Fcm%5E3%29%29%29+=+0.002cm+