Fill in the blanks using the word bank

----- Nội dung dịch tự động từ ảnh -----
Fill in the blanks using the word bank:
liquids, temperature, points, different, separate, pure, solids, gas, liquid
melting and boiling
substance has a fixed melting and boiling point.
All substances have
A
-Pure
have fixed temperatures at which they melt into a
-Pure
have fixed temperatures at which they evaporate into
a
Knowing the melting and boiling points of pure substances enables us to
mixtures using changes in
with ease.