This question is about states of matter.
The diagram shows how the particles of a substance are arranged in two different states.
(1)
The state symbols (s), (l), (g) and (aq) are often used in chemistry.
The table shows some physical changes.
Complete the table by giving the state symbol before and after each change.
State symbol | ||
Physical change | before change | after change |
water evaporates | ||
crystals of iodine sublime | ||
ice melts |
Explain why hot water evaporates more quickly than cold water.
Did this page help you?