Question

a house wife wanted her house to be white washed.she brout 5kg of lime from they market and dissolved it in 15litres of water.on adding lime to water.she they water staring even when it wasnot bring heated.give reason for her observation.write they corresponding chemical equation and name they produced formed.

Answer 1

same answer in two ways select which one is easy for u

during this reaction heat is realeased out and exothermic reaction takes place.

its chemical equation can be summarised as:-

CaO+H2=>Ca(OH)2





CaO(S)+H2O(L)----->Ca(OH)2  + HEAT

THE REACTION WHEN QUICK LIME IS ADDED TO WATER IS HIGHLY EXOTHERMIC REACTION ..

THE TEMPERATURE RISES THAT IS SURROUNDINGS BECOME HOT FOR SOMETIME..

hope it helps you