8. Short answer questions I

 

A solution is a homogeneoushygroscopichydroscopic heterogeneous mixture of two or more substances. A solute is a part of a solution that is present in a greater shorterloftiersmaller quantity by weight. A solvent is a variable that is present in a shorterloftiergreater smaller quantity by weight.

 

2. Give an example each
i. gas in liquid
ii. solid in liquid
iii. solid in solid
iv. gas in gas

 

i. Gas in liquid - Copper dissolved in goldMixture of Helium - Oxygen gasesCarbon dioxide dissolved in water.Sodium chloride dissolved in water

 

ii. Solid in liquid - Sodium chloride dissolved in waterCopper dissolved in goldCarbon dioxide dissolved in water.Mixture of Helium - Oxygen gases

 

iii. Solid in solid - Mixture of Helium - Oxygen gasesCopper dissolved in goldSodium chloride dissolved in waterCarbon dioxide dissolved in water.

 

iv. Gas in gas - Sodium chloride dissolved in waterCopper dissolved in goldCarbon dioxide dissolved in water.Mixture of Helium - Oxygen gases