charmhoward5925 charmhoward5925
  • 20-01-2018
  • Chemistry
contestada

How much water should be added to 20 ml of 20​% alcohol solution to reduce the concentration to 10​%?

Respuesta :

mindi14
mindi14 mindi14
  • 01-02-2018
20 more ml using inverse ratio method
20 : 20%
x : 10%

(20 × 20) ÷ 10 =40
40 - 20= 20
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