Question

in the blanks.
1. When a solid dissolves in a liquid, the volume of the liquid ... (changes/ does not change)
2. The curdling of milk is process. (a reversible/an irreversible)
3 The slaking of lime is an ....... change. (endothermic/exothermic)
4 The molecules of a hide themselves in the intermolecular space of the . (solvent/solut
5.When burnt, wood forms carbon dioxide and (hydrogen/water vapour)

6. Iron combines with oxygen and ..... of the air to form rust. (nitrogen/moisture)​

Answer 1

Answer:

1. does not change
2. an irevesible
3. exothermic
4. solute
5. water vapours
6. moisture

Answer 2

Answer:

changes

a reversible

(endothermic

solut

hydrogen

moisture)