mmmm8438 mmmm8438
  • 27-06-2019
  • Biology
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What is one of the signs that a change is a chemical change?

What is one of the signs that a change is a chemical change class=

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t3sp7o
t3sp7o t3sp7o
  • 27-06-2019
A change in color
-color change
-produces a smell
-if the reaction can't be reversed
For example a piece of paper burning is a chemical reaction
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