Question

Guys I need your help.​

Answer 1

Explanation:

1. because iron reacts with copper sulphate so that's why there is a changed of solution
2. Virasat vedar to short term change into atmosphere climate describes what the weather is like over a long period of time specific area
3. magnesium oxide change the colour red Litmus Paper to blue this reaction shows that magnesium oxide is basic in nature .

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