Question 1002941
If you were supposed to use a disinfectant solution in at 1 to 40 ratio of concentrate to water how much concentrate should you add to 5 liters of water
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concentract/water = 1/40
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c/5 = 1/40
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c = 5/40
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c = 1/8 liter
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Cheers,
Stan H.
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