SOLUTION: how much water must be added to 700 mL of 50% salt solution in order to obtain a 20% salt solution?
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Question 1133156
:
how much water must be added to 700 mL of 50% salt solution in order to obtain a 20% salt solution?
Answer by
josgarithmetic(39616)
(
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):
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Choose something other than "salt solution". Salt (sodium chloride) is just not soluble enough in water to be 50%.
Ignoring that but accepting the given values, the algebra you could use can start with
.
.