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Class 9th Computer Science Model Question Paper – 2080

 Group A 1. Answer the following questions in one sentence:     (6x1=6) a) List any two features of a computer system. b) Why are…

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TO STUDY THE ELECTROLYSIS OF WATER ACIDULATED WITH DIL. H₂SO4.

THEORY: Pure water is a weak electrolyte. It ionises very little. Hence…

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Measure Liquid Flow Rate & Viscosity with Ostwald Viscometer

THEORY: Viscosity (like surface tension) is another property of a liquid that…

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Determine Surface Tension Using Stalagmometer Drop Count

THEORY: All the molecules of a liquid on the surface experience a…

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Effect of Concentration on Ferric & Thiocyanate Equilibrium

THEORY: Ferric ions and thiocyanate ions react to establish the following equilibrium…

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