bam3153 bam3153
  • 16-10-2014
  • Chemistry
contestada

if you forget to dry off a bread knife and when you washed it and reddish brown spots appeared on it would that be physical or chemical change

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Аноним Аноним
  • 16-10-2014
It is an example of chemical change.
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amarri23
amarri23 amarri23
  • 16-10-2014
the answer is chemical change everybody knows that


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