9. When sulphur is heated with iron filings there is a :
10. Chemical formula of rust is :
(d) physical change
(a) chemical change
(c) fast change
(b) periodic change
Answers
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Answer:
chemical change
hope it is correct
Explanation:
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Answered by
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Answer:
10 . chemical change
Explanation:
because once it gets rusted you can not make it look as a new one
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