How many points in one liter?

Answer 1

If you need (for example) three parts water and one part hydrochloric acid, that just means you need a 3:1 ratio of water to hydrochloric acid. It could mean three liters of water and one liter of hydrochloric acid, three mL of water and one mL of hydrochloric acid, three cups of water and one cup of hydrochloric acid, etc.

Answer 2

There are approximately 2.2 pints in a litre