PDF chapter test TRY NOW

Write brief answers to the following questions:
 
1. Salt can be recovered from its solution by evaporation.
Suggest some other technique for the same?
 
Salt can be recovered from its solution by .
 
2. The ‘sea-water’ can be classified as a homogeneous as well as heterogeneous mixture. Comment.
 
The seawater contains a mixture of and some other more significant impurities and a mixture of several gases in seawater. Due to other more significant impurities, seawater is classified as a heterogeneous mixture. In contrast, a mixture of several  and salt in seawater is classified as a homogeneous mixture.