Water is already neutral.
water your soil
Pure water is always neutral.
No
neutralise is making something neutral, so it isn't acidic or an alkaline eg. water
Urea water solution is neutral.
No
You can - it will neutralise the acid though, creating water.
Sodium Bicarbonate, also known as baking soda
Yes. All bases neutralise acids.
Well they could but then it would be cheaper and safer to buy water!
fresh water