Water of crystallization can be removed by
A. drying
B. heating
C. evaporation
D. All of the above
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Chemistry
1 molar solution of glucose in water contains weight of glucose
A. 180g/dm3
B. 170g/dm3
C. 190g/dm3
D. 195g/dm3
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Solution of Na2SO4 will be
A. basic
B. acidic
C. neutral
D. cannot be presicted without data
Solution of Na2SO4 will be Read More »
The compounds in which water molecules are added are called
A. Hydrated ions
B. double salts
C. hydrates
D. complexes
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Boiling point elevations can be measured by
A. Beckmanns method
B. Landsbergers method
C. Linds method
D. none of the above
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Solubility of KCIO3 gives
A. continuous and falling solubility curve
B. discontinuous and falling solubility curve
C. continuous and rising solubility curve
D. discontinuous and rising solubility curve
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Mixtures which distill over without change in composition called
A. zeotropic mixture
B. azeotropic mixture
C. amphoteric mixture
D. ideal solution
Mixtures which distill over without change in composition called Read More »
The relative lowering of vapour pressure is
A. equal to the mole fraction of solvent
B. equal to the mole fraction of solute
C. directly proportional to the mole fraction of solute
D. both B & C
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In partially miscible liquids the two layers are
A. saturated solutions of each liquid
B. unsaturated solutions of each liquid
C. normal solution of each liquid
D. no layer formation takes place
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Number of moles in 1 kg of solvent is called
A. normality
B. molarity
C. molality
D. mole fraction
Number of moles in 1 kg of solvent is called Read More »