imuaalama imuaalama

30-08-2021
Mathematics

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What amount of pure acid must be added to 300 mL of a 50% acid solution to produce a 70% acid solution?

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sossokadeoliveira sossokadeoliveira

30-08-2021

Answer:

You need add 60 mL

Step-by-step explanation:

10% = 0.10

300 x 0.10 = 30

70% - 50% = 20%

30 x 2 = 60

60 mL

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2126364 2126364

30-08-2021

You are going to add 120 mL because 50%=300 so 20 percent of 600=120

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