unit 4: structure

Question 1

melting and freezing takes place at the

Answer 1

melting point

Question 2

boiling and condensing takes place at the

Answer 2

boiling point

Question 3

the stronger the forces between particles

Answer 3

the higher the melting point and boiling point of the substance

Question 4

in chemical equations the three states of matter are shown as

Answer 4

s-solid
l-liquid
g-gas
aq-aqueous solutions