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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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December 5, 2023

THEORY: Mohr's salt is ferrous ammonium sulphate which is more stable than

December 5, 2023

THEORY: It is a redox titration between acidified KMnO4 and oxalic acid.

Prepare 100 ml Decinormal Oxalic Acid Solution: Step-by-Step

THEORY: Oxidation half reaction of oxalic acid is C₂O4 -- – 2e

Determine Percentage of Pure Ammonium Chloride in Mixture

THEORY: A definite wt. of the given mixture is allowed to react