Question

1)define sublimation?
2)different iate between distillation and fractional distillation?

Answer 1

1. sublimation - The state of change of a substance from solid directly to gas without changing it into liquid. Example - dry ice , nepthalene ball, camphor

Hope it helps you

Answer 2

The process in which solid is directly changed into gas then it is called as sublimation .The main difference between distillation and fractional distillation is we use distillation process when we have the high boiling point between liquids.and fractional distillation is used when we close boiling points between liquids