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What is the volume of water consumed during acid hydrolysis of 1.368 kg of surose ?A. 0.072 `dm^(3)`B. 0.0720 `dm^(3)`C. 0.18 `dm^(3)`D. 0.018 `dm^(3)` |
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Answer» Correct Answer - a `"Sucrose" +H_(2)OrarrC_(6)H_(12)O_(6)+c_(6)H_(12)O_(6)` `because` 342 g sucrose consume =18 g `H_(2)O` `therefore` 1 g sucrose consume `=(18)/(342) g H_(2)O` `therefore 1.368 xx1000g` sucrose consume `=18/342xx1.368xx1000=72 g H_(2)O` Now given density of `H_(2)O=1 g/cm^(3)` and we know `d=(m)/(v)` `v=(m)/(d)=(72g)/(1g//cm^(3))=72 cm^(3)=0.072 dm^(3)` |
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