Chemistry Which of the following has pH value 7? Pure Water HCl H2SO4 Sodium Carbonate Pure Water HCl H2SO4 Sodium Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry The value of Avogadro Number is 6.023 × 1023 6.023 × 1025 6.023 × 1022 6.023 × 1024 6.023 × 1023 6.023 × 1025 6.023 × 1022 6.023 × 1024 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rutherford’s scattering experiment proved the presence of Neutrons in atoms Atoms in all matter Nucleus in atoms Electrons in atoms Neutrons in atoms Atoms in all matter Nucleus in atoms Electrons in atoms ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Dynamo Atomic bombs A battery Electric heaters Dynamo Atomic bombs A battery Electric heaters ANSWER DOWNLOAD EXAMIANS APP
Chemistry The advantage of detergents over soaps is Soaps give lather with only soft water Detergents give lather even with hard water Detergents are soluble in water Detergents could not give much lather Soaps give lather with only soft water Detergents give lather even with hard water Detergents are soluble in water Detergents could not give much lather ANSWER DOWNLOAD EXAMIANS APP
Chemistry Tear gas is : Carbonyl chloride Chloroprene Nitrous oxide Bleaching powder Carbonyl chloride Chloroprene Nitrous oxide Bleaching powder ANSWER DOWNLOAD EXAMIANS APP
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