Question

find the percent of concentration when 20g of sugar is mixed in 60g of water how many more grams of sugar has to be added to make it a 40% solution ?
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Answer 1

Answer:

20g

Step-by-step explanation:

Percent of concentration when 20 gm of sugar is mixed in 60 gm of water is 20/(20+60) X 100=25%.

More sugar that has to be added to make it a 40% solution is 20 gm.