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Illustrate the following observations:
(a) Cottrell's smoke precipitator is fitted at the mouth of the chimney used in factories.
(b) Ferric hydroxide sol. Gets coagulated on addition of sodium chloride solution.
(c) Physical adsorption is multilayered, while chemisorptions is monolayered.
Relationship between nucleon number,proton number and the number of neutrons.
Q. Explain Boyles law with volume and pressure graph? Ans. Boyle's law demonstrates the relationship between the volume (V) and pressure (P) of a gas. This law shows that th
The effects that temperature has on the equilibrium position of a reaction can also be explained by using Le Chtelier's Principle. Recall that in an exothermic reaction, heat i
Q. Evlaute the Percent Error? Juan computed the density of aluminium three times. Trial 1: 2.74 g/cm 3 Trial 2: 2.68 g/cm 3 Trial 3: 2.84 g/cm 3 Aluminium has a
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Explain heat of Combustion? Ans) The amount of heat liberated when single mole of any substance is completely burnt in oxygen is known as heat of combustion H is negative for he
Q. Show the Effect of pressure on chemical equilibrium? Ans. In gases, the pressure is proportional to the number of moles of molecules. Reactions accompanied by a change
eletronegativity
Chemical Properties of Aromatic Nitro Compounds - Electrophilic substitution Because - NO 2 group is deactivating and m-directing, electrophilic substitution (halogenation, ni
introduction to chemical bonding
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