Chemistry, asked by anamika1623, 9 months ago

30g of water mixed with .........

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Answered by AbdulHafeezAhmed

3

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volume of ethanol = 15.8/0.79 = 20 ml

Volume of water = 30 ml

So, v/v% = volume of ethanol/volume of total solution

=> 20/20+30 = 20/50 = 0.4 is your answer

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