How many litres of pure acid there in 8 litres of a 20% solution? `1. 4` b. `1. 5` c. `2. 4` d. `1. 6`

How many milli litres are there in 1.5 litres?

How many litres of water must be added to 1 litre of an aqueous solution of an acid having pH 4.70 to create an aqueous solution having pH 5.70?

How many litres of water must be added to 1 litre of an aqueous solution of and having pH 4.70 to create an aqueous solution having pH 5.70?

How many litres of water mutt be added to 1 litre of of an aqueous solution of HCl with a pH of 1 to create an aqueous solution with pH of 2

How many litres of water must be added to 1 litre of an aqueous solution of HCl with a pH of 1 to create an aqueous solution with pH of 2 ?