Answer:
By heating the solution a saturated solution can be changed into an unsaturated solution. Without adding any solvent it can be changed into an unsaturated solution. Example: on heating a saturated solution of sugar in high temperature, it starts dissolving.
Answer:
0.5 centimetres
Explanation:
because 1 mm is 0.1 centimetres
The answer to your question is the first one!
Answer: option E. None because in all the reactions O2 is in excess
Explanation: