on heating 200 gram caco3 cao is obtained which will react with how much gram of water to obtain Ca(oh)2?
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Answer:
Explanation:
Amount of pure CaCO
3
=
100
95
×200=190kg =190000g
CaCO
3
(s)→CaO(s)+CO
2
(g)
1 mole CaCO
3
≡ 1 mole CaO
100 g CaCO
3
≡ 56 g CaO
∵ 100 g CaCO
3
give 56gCaO
∴ 190000 g CaCO
3
will give
100
56
×190000g=106400g=106.4kg
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