How many moles of NaCl should be dissolved in 100 mL of water to get 0.2 M solution?
0.01
0.2
0.02
0.1
If 5.85 gms of NaCl are dissolved in 90 gms of water, the mole fraction of NaCl is
How many mmol of sucrose should be dissolved in 500 gms of water so as to get a difference of 103.57° between boiling an freezing point?