17. Write the formulae and balance the following equations :
(i) Zinc + dil. Sulphuric acid Zinc sulphate + Hydrogen.
(ii) Ammonium sulphate + Calcium hydroxide
Calcium sulphate + Ammonia + Water.
(iii) Lead dioxide + Hydrochloric acid →
Lead chloride + Water + Chlorine.
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Answer:
zn+2h2so4znso4+H2. Nh3so4+cao2+casou+nh3+h2o
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