Chapter 1 : Physical and Chemical changes & co.

Question 1

What is the definition of a physical change?

Answer 1

A physical change is a change of state.There is no new material formed.

Question 2

What is the definition of a chemical change

Answer 2

A chemical change is when a new substance is formed from 2 or more substances. This causes a chemical change. It is not easily reversed.

Question 3

What is the definition of a solvent?

Answer 3

A solvent is the liquid in which the solute dissolves in.

Question 4

What is the definition of a solute?

Answer 4

A solute is the solid which dissolves in a solvent.

Question 5

What is the definition of a solution ?

Answer 5

A mixture of a solute dissolved in a solvent (has to be transparent)

Question 6

What is the definition of a soluble?

Answer 6

When a substance can be dissolved in a solvent.

Question 7

What is the definition of solubility?

Answer 7

A measure of how much solute dissolves in a solvent.

Question 8

What is the definition of insoluble?

Answer 8

A substance that does not dissolve in a certain solvent.