What is weak acid?
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In the calculation of calorific value of any fuel why the latent heat of vap. of water is taken as 587 kj/mol whereas actually it is 540kj/mol?
Explain the Avogadro?s law
What is wave number?
What is the composition of air ?
What is mineral water?
What is the application of hardness date in environmental engineering practice?
Why USP put two methods for tapped density? When I should use each one?
What is the bluish white precipitate formed after adding ammonia solution?
Explain about Characters of Catalytic Reactions ?
Why mud houses are cooler in summer and warmer in winter ?
Explain the Electrolytic Method ?
What is the effect of the flashes of lightning during a thunderstorm ?