Subject :NSO Class : Class 6
During the science activity, Ms. Rakhee conducted the following experiments :
Experiment I : 10 g of rock crystals of common salt
were dissolved in 50 mL of water at °.
Experiment II : 30 g of finely powdered common
salt was dissolved in 50 mL of water at 60°C.
Experiment III : 10 g of rock crystals of common
salt were dissolved in 100 mL of water at °.
Experiment IV : 10 g of finely powdered common
salt was dissolved in 100 mL of water at 60°C.
In which experiment common salt took the shortest
time to dissolve ?
AExperiment I
BExperiment II
CExperiment III
DExperiment IV