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SUBHASH PUBLICATION-SOME BASIC CONCEPTS OF CHEMISTRY -NUMERICAL PROBLEMS AND ANSWERS:
- Calculate the normality of oxalic acid solutions containing 0.895 g cr...
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- 25 cm^(3) of ferrous ammonium sulphate solution require 20 cm^(3) of 0...
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- What should be the normality of a solution prepared by diluting 250 ml...
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- 20 cm^(3) of a solution of oxalic acid requires 25 cm^(3) of 0.2 N pot...
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- 200 cm^(3) of a solution of a dibasic acid contains 1.512 g of the aci...
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- Calculate the mass of 3.5 gram atom of calcium. Atomic mass of calcium...
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- Calculate the volume of concentrated nitric acid of normality 14 requi...
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- Calculate the mass of hydrochloric acid in 200 cm^(3) of 0.2 N solutio...
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- 0.99 g of an acid was dissolved in water and the solution made up to 2...
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- Calculate the mass of 2.5 gram molecular of water (H(2)O)
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- Calculate the mass of one molecule of methane (CH(4)).
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- Find the Molarity of Hydrochloric acid containing 31.5% of hydrochlori...
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- Calculate the molecular mass of (i) oxalic and (ii) Formic acid (iii) ...
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- 25.0 cm^(3) of an acid required exactly 20.5 cm^(3) of deci molar base...
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- Exactly 20.0 cm^(3) of nitric acid neutralized 28.4 cm^(3) of 0.25 M N...
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- 18.5 cm^(3) of oxalic acid was completely neutralised by 20.0 cm^(3), ...
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- Calculate the number of moles of atoms in 10.2 g of sodium.
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- Calculate the number of moles in (a) 10 g of Hydrogen molecules (b) 30...
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- Calculate the mass of the following is grams (a) 5.4 moles of O(2) (b)...
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- How many atoms of oxygen are present in 300 g of CaCO(3)?
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