what volume of ethyl alcohol and water must be mixed together to prepare 250ml of 60% by volume of alcohol in water
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Explanation:
60% by volume of alcohol solution means,each 100 ml of solution will have 60 ml ethyl alcohol. hence in a250ml solution of 60% by volume of alchohol and water,alcohol should be 150 ml and water should be 100ml.(In Hindi)=60% शराब समाधान की मात्रा का मतलब है, प्रत्येक 100 मिलीलीटर समाधान में 60 मिलीलीटर एथिल अल्कोहल होगा।अंतः अल्कोहोल तथा जल की मात्रा द्वारा 250 मिली लीटर के 60% घोल में 150 मिली लीटर शराब तथा 100 मिली पानी का होना चाहिए।
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