Chemistry, 01.09.2019 10:30, othello58

Ascientist mixes water (containing no salt) with a solution that contains 45% salt. she wants to obtain 180 ounces of a mixture that is 30% salt. how many ounces of water and how many ounces of the 45% salt solution should she use?

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Ascientist mixes water (containing no salt) with a solution that contains 45% salt. she wants to obt...