write the chemical formula of (1)calcium carbonate (2)magnesium oxide (3)copper (4) nitrate
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Answered by
3
1.CaCO3
2.MgO
3.Cu2+
4.NO3 -
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Answered by
2
1)caco3
2)mgo
3)cu
4)no3
2)mgo
3)cu
4)no3
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