Give two examples for each of the following substances :
medicines

Give two exmaples for each of the following.

Give two examples for each of the following substances : fuels

Give two examples for each of the following substances : fungicides

Give two examples for each of the following substances : food preservatives

Give two examples for each of the following substances : building materials

Give two examples for each of the following substances : chemical war weapons

Give two examples for each of the following: (a) Substance which sublime (b) Substances which do not change their state. ( c) Substances which are rigid and not compressible.

Give two examples for each of the following types of mixtures.

Give one example in each of the following constant

Give one example of each of the following: Soluble salt