PJ4477
PJ4477 PJ4477
  • 06-05-2020
  • Mathematics
contestada

Pure acid is to be added to a 10​% acid solution to obtain 21 L of a 40​% acid solution.

Respuesta :

chojnackaa104
chojnackaa104 chojnackaa104
  • 06-05-2020

7 gallons of pure acid and 14 gallons of 10% acid

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