Answer Posted / naeem

purest form of water is by distilling in KMno4

What is the chemical composition of fat in human body?

1119

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What is the resulting solution when benzene and toluene are mixed ?

1009

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What is the composition of ferroin?

1096

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Why is sulphuric acid added during the preparation of standard fas solution?

1033

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Explain the process of spontaneous combustion?

1026

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How is hardness of water caused?

1125

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Why graphite rod is used in nuclear reactor?

1023

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Why is the role of glycerol & naoh?

1064

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What happens when the excess of stannous chloride is not removed

1116

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Why is mercuric chloride added?

1058

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What is mineral water?

1065

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What is the application of hardness date in environmental engineering practice?

1395

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Arrange by acidic values : phenol, nitrotolouene and o-cresol?

1076

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Define Vulcanization?

1163

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What is fluidity of a liquid?

1076

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