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Author Question: A chemist needs 120 milliliters of a 78% solution but has only 57% and 93% solutions available. Find ... (Read 79 times)

cabate

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on: Mar 20, 2019
A chemist needs 120 milliliters of a 78% solution but has only 57% and 93% solutions available. Find how many milliliters of each that should be mixed to get the desired solution.
◦ 50 ml of 57%; 70 ml of 93%
◦ 55 ml of 57%; 70 ml of 93%
◦ 55 ml of 57%; 65 ml of 93%
◦ 70 ml of 57%; 50 ml of 93%
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Marked as best answer by cabate on Mar 20, 2019

apple

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Reply #1 on: Mar 20, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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cabate

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Reply #2 on: Mar 20, 2019
Thanks


apple

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Reply #3 on: Mar 20, 2019
Welcome :)


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