Question

Calculate the amount of water which should be added to 80% solution of Sulphuric acid to make it a 50% solution?​

Answer 1

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Step-by-step explanation:

concentration of sulphuric acid = 80%

let X be the amount of water added to make concentration of 50% ,

80/(100+x)=50/100

80/(100+x)=1/2

x=60cc