Question

method by separating camphor and sand

Answer 1

the sublimation method is used to separate camphor from sand

Answer 2

We used to do it in our 9th class: place the mixture in a China dish( heat proof ) and heat with a low flame place a n inverted funnel on the China dish plug the funnel with moist cotton , in a short while all the camphor will sublime on the walls of funnel and can be collected on scratching with a spatula , salt will remain in the China dish .