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  • 10-12-2019
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How many grams of a 4% salt solution must be mixed with 50 grams of a 9%
salt solution to make a 6% salt solution?

Respuesta :

deandresoles000 deandresoles000
  • 10-12-2019

Answer:salt + salt = salt

0.04x + 0.09*50 = 0.06(x+50)

--------

Multiply thru 100 to get:

4x + 9*50 = 6x + 6*50

2x = 3*50

x = 75 grams (amt. of 4% solution needed for the mixture)

Explanation:

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