No, but it dilutes the salt.
No.
Try adding a adding a capacitor.
No.
Yes it is a verb. It means to reduce in quantity or value.
As a fraction 1/4 cannot be reduced. Otherwise, simply subtract a positive quantity to reduce it.
reduce the H+ concentration
Nutruelize it, by adding a weak base
By lubricating it or adding oil to the surface.
Adding empathy and integrity to your character.
My engine coolant is a 50 / 50 mix of antifreeze and distilled water so adding water will just dilute the mixture more and weaken the antifreeze so the coolant mixture will freeze at a warmer temperature and it will reduce the corrosion protection if there is not at least 40 % antifreeze
Decrease means that to make it less, reduce the amount of the quantity.
Surplus will increase quantity demanded and decreae quantity supplied.