How much pure alchohal be added to 600 ml of a 20 % solution to make i – McqOptions

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1.	How much pure alchohal be added to 600 ml of a 20 % solution to make its strength 36%?
A.	100ml
B.	120ml
C.	140ml
D.	150ml
E.	None of these
Answer» E. None of these

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