please solve my this some questions of chemistry its very vey urgent for me please anyone solve these some problems on 5 questons
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1) When quick lime is added to water it react to form sodium hydroxide i.e slaked lime.
3) In combination reaction single substances react to form two or more substance whereas in decomposition reaction two or more substance react to form single compound.
4) When magnesium ribbon is burn in air, a product formed is magnesium oxide. It is an decomposition reaction.
5) When metal comes with the contact of air, moist etc. then it corrodes called rusting. Preventive measure -
a) Applying a coat of paint
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