Calculate the volume by volume percent solution formed by combining $18 \mathrm{ml}$ of pure hydrogen peroxide with water to make $630 \mathrm{ml}$ of solution. 

You are provided with soda water, milk and muddy water. How can you differentiate between them in terms of homogeneity.

You are provided with soda water, milk and muddy water. How can you differentiate between them in terms of Tyndall effect.

Which separation technique will you apply for the separation of the following:

The different pigments from an extract of flower petals. (Distillation / Chromatography)

Which separation technique will you apply for the separation of the following:

Butter from curd.

Which separation technique will you apply for the separation of the following:

Oil from water