Chemical Engineering :: Chemical Process
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The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less than 170Kg/cm2 after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about __________ cm2/gm.
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Which of the following is not present in bagasse fibre ?
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Nitric acid is not used in the manufacture of
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Fermentation is adversely affected by the
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Extraction of __________ employs an electrolytic process.
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Dechlorination of treated water is necessary to
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Production of one ton of cement requires about __________ tons of limestone.
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