Mathematics, 04.05.2021 07:50, ramseynikki87
A chemist has three different acid solutions. The first acid solution contains 25 % acid, the second contains 45 % and the third contains 90 %. He wants to use all three solutions to obtain a mixture of 50 liters containing 70 % acid, using 2 times as much of the 90 % solution as the 45 % solution. How many liters of each solution should be used? the chemist should use:
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A chemist has three different acid solutions. The first acid solution contains 25 % acid, the second...
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