Electrophoretic resolution can be mainly changed by adjusting the

a) current 

b) pH of buffer system

c) luminous intensity 

d) Gel concentration

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#Question id: 19847

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The cooling in refrigerator is due to

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#Question id: 19848

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The process, in which no heat enters or leaves the system, is termed as

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#Question id: 19849

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Warming ammonium chloride with sodium hydroxide in a test tube is an example of :

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#Question id: 19850

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Out of boiling point (I), entropy (II), pH (III) and e.m.f. of a cell (IV), intensive properties are –

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#Question id: 19851

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A thermodynamic state function is

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#Question id: 19852

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In thermodynamics, a process is called reversible when