Water and inorganic ions

Question 1

The amount of energy needed to change the temperature of 1kg of the substance by 1℃.

Answer 1

Specific heat capacity

Question 2

Latent heat of Vaporisation

Answer 2

The heat energy needed to change the substance from a liquid at its boiling point into gas at the same temperature.

Question 3

Attraction between molecules of the same type. It is important in the movement of water up a plant.

Answer 3

Cohesion

Question 4

The tension of the surface of a liquid caused by the attraction of the particles in the surface layer by the bulk of the liquid.

Answer 4

Surface tension

Question 5

The liquid in which a solute is dissolved to form a solution.

Answer 5

Solvent

Question 6

Formed when an element or compound, that does not contain carbon, gains or looses electrons to become negatively or positively charged, for example: hydrogen ions, phosphate ions, iron ions and sodium ions.

Answer 6

Inorganic ions

Question 7

Transparent

Answer 7

A material that allows light to pass through so that objects behind can be distinctly seen.