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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 find pH of Fruit & Vegetable Juices Using Universal Indicator

THEORY: A universal indicator or a ph paper contains a mixture of…

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Determine Approximate pH of Acidic Solutions by Indicator Method

THEORY: All aqueous solutions contain certain amounts of hydrogen ion concentrations. pH…

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Investigating the Phenomenon of Diffusion

THEORY: A. Gaseous Diffusion : Diffusion of gasses means the intermixing of…

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Determine Solubility of Solid in Water at Laboratory Temperat

THEORY: The solubility of a substance at a particular temperature is the…

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