Question

physical state of alkanes on the basis of carbon present in it​
(class 10)....
need in your help!!..

Answer 1

Cuso4 + 2NH4OH___(NH4)2SO4 CA(Oh) 2>

The sea water is first collected and it is kept for evaporation.When the water is fully evaporated the salt remains.By this way salt is obtained from sea water. Sea water contains a large amount of common salt and the salts of other metals dissolved in it.