Question

A 40% alcohol solution means:

40 ml alcohol and 100 ml water
20 ml alcohol and 30 ml water
40 ml water and 100 ml alcohol
None of the above

Answer and i will mark u brainlilest

Answer 1

Answer:

If you see a label 40% alcohol and the amount is in milliliter (mL), the concentration is in percent concentration by volume. 40% means that for every 100 mL, the product contains 40 mL alcohol. ... If the product is in 250 mL container, a 70% solution would have 175 mL alcohol present

Mark as brainliest plzzz

Answer 2

Answer:

It is defined as the numbers of mililiters of pure ethanol present in 100ml of solution at 20°C

please mark me brilianist