रेत और नेफ़थलीन के मिश्रण को निम्नलिखित में से किस विधि द्वारा अलग किया जा सकता है?

What is the primary principle behind the process of simple distillation?

A student mixes sand, salt, and water in a beaker and stirs well. After some time, what will be observed?

A process in which heavier insoluble particles in a liquid settle down at the bottom of the container is called ________.