The quantity of water (in ml) needed to reduce 9 ml shaving lotion containing 50% alcohol to a lotion containing 30% alcohol, is `4` b. `5` c. `6` d. `7`

Ethyl alcohol containing 9.5% methyl alcohol and 0.5 % pyridine is called

How much pure alcohol has to be added to 400 mL of a solution containing 15% of alcohol to change the concentration of alcohol in the mixture to 32%?

How much water should be mixed with 12 mL of alcohol so as to obtain 12 % alcohol solution ?

1 litre of water is added to 5 litres of alcohol- water solution containing 40% allohol strength.The strength of alcohol in the new solution will be 30% b.33(1)/(3)% c.33(2)/(3)%d .33%

A jar full of whisky contains 40% alcohol. A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26%. The quantity of whisky replaced is:

A jar full of whisky contains 40% alcohol. A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26%. The quantity of whisky replaced is

A jar full of whisky contains 40% alcohol.A part of this whisky is replaced by another containing 19% alcohol and now the percentage of alcohol was found to be 26% The quantity of whisky replaced is (a) (1)/(3) (b) (2)/(3) (c) (2)/(5) (d) (3)/(5)