Q.5:- Classify each of the following as a homogeneous or heterogeneous mixtures.
Soda water, wood, air, soil, vinegar, filtered tea
Homogeneous mixtures : Soda water, vinegar and filtered tea.
Heterogeneous mixtures : Wood and soil.
Air is a homogeneous mixture of different gases. However, if some dust or other particles are also present, then air becomes heterogeneous mixture.