tbaby11t
tbaby11t tbaby11t
  • 23-12-2016
  • Mathematics
contestada

Pure acid is to be added to a 20% acid solution to obtain 24 L of a 50% acid solution what amounts of each should be used

Relax

Respuesta :

Peytiii2829
Peytiii2829 Peytiii2829
  • 23-12-2016
let x be the amount of 20% acid
24-x be the amount of 100% acid


100%(24-x) + 20%(x) = 50%(24)

(24-x) + .2x = 12

12 = .8x

x=15
24-x =9

~15 L of 20% acid and 9 L of 100% acid
Answer Link

Otras preguntas

What reform to voting procedures followed the Panic of 1819?
What native american group developed the american appaloosa breed of horse?
When to use -ite or -ide in naming compounds?
What is the probability of rolling one six-sided die and obtaining any number but 6?
Brain weight triples during the first two years of life primarily because of the growth of _____.
4. There are 8 students on the minibus. Five of the students are boys. What fraction of the students are boys?
a certain natural number is not divisible by 7 can it be divisible by 14 why or why not
Is eureka wire better conductor than copper?
Which value of c does not satisfy the inequality 200 − 10c < 150? 4 6 10 12
When did the final constitution come out?