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11-09-2020
Mathematics

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a saline solution has a concentration ratio of 2.5mg of salt in 100ml of solution. How many mg of salt will be needed to produce 500ml of a saline solution having the same concentration?

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11-09-2020

Answer:

12.5mg

Step-by-step explanation:

500ml÷100ml= 5

2.5mg×5= 12.5mg

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