EXAMIANS
For a neutral solution (pH = 7), the value of[H⁺] [OH⁻] is equal to
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Gases diffuse faster compared to liquids because of the reason that the liquid molecules
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At room temperature, the product [H⁺] [OH⁻] in a solution is 10⁻¹⁴ moles/litre. If, [OH⁻] = 10⁻⁶ moles/litre, then the pH of the solution will be
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Kopp's rule is helpful in finding the
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For estimation of heat capacity of a solid compound, one can use
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Unrestrained expansion of an ideal gas does not result in its cooling due to the reason that the gas molecules
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'Cox' chart which is useful in the design of a distillation column (particularly suitable for petroleum hydrocarbons) is a plot of the
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The heat capacity of a solid compound is approximately equal to the sum of the heat capacities of the constituent elements. This is the statement of
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In case of a solution (not of a solid in a liquid), whose total volume is more than the sum of volumes of its components in their pure states, solubility is
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On addition of 1 c.c. of dilute hydrochloric acid (1% concentration) to 80 c.c. of a buffer solution of pH = 4, the pH of the solution becomes
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