mistymichele201
Answered

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How much pure acid do you mix with 2L of 40% acid to get 70% acid

Sagot :

crisforp
(2*40%+x*100%)/(2+x) = 70%; calculate x !
morganwhite

Answer:

2*40 + x*100 = (2+x)*70

Step-by-step explanation:

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