bam3153 bam3153

16-10-2014
Chemistry

Answered

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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Anonymous Anonymous

16-10-2014

It is an example of chemical change.

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amarri23 amarri23

16-10-2014

the answer is chemical change everybody knows that

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