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August 29, 2014

Homework Help: Chemistry

Posted by Anonymous on Thursday, December 30, 2010 at 5:35pm.

Which of the following is an example of a physical change ?

A) Zinc metal is added to hydrochloric acid and a gas is released.

B) Concentrated hydrochloric acid is diluted with water.

C) Acid rain causes the decomposition of a marble statue.

D) Hydrochloric acid is neutralized by a base to produce a salt and water.

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