Question:

Some ways to tell that a chemical change has taken place?

by Guest59661  |  earlier

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What are some ways to tell that a chemical reaction/change has taken place?

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2 ANSWERS


  1. 1. presence of presipitate

    2. change in color

    3. appearance of bubbles


  2. The ways are given below

    1. The product will have a different property.

    2. it will be very hard to get back the substance that used for reaction.

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