Which of the following substances is not an element?

Draw a diagram showing the setup of the apparatus for the process. Draw a diagram of a bubble plate type fractionating column. When do we require such a type of column for separating two liquids? Explain the principle involved in the separation of components of a mixture of liquids by using a fractionating column. What industrial applications does this process have?

Write down the properties of matter.

What is the process of converting a solid directly into a gaseous state called?

$A$ miscible mixture of $C_6H_6 + CHCl_3$ can be separated by

When is fractional distillation used?