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Some Basic Conc...

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  • Question 1
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    A molar solution is one that contains one mole of a solute in

  • Question 2
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    1 mol of CH4 contains

  • Question 3
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    The density of gas A is three times that of gas B. If the molecular weight of A is M, the molecular weight of B is

  • Question 4
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    Which of the following has smallest number of molecules?

  • Question 5
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    The equivalent weight of an element is 4. Its chloride has a V.D. 59.25. Then the valency of the element is

  • Question 6
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    1 c.c. of N2O at NTP contains :

  • Question 7
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    A metal oxide has the formula Z2O3. It can be reduced by hydrogen to give free metal and water. 0.1596 g of the metal oxide requires 6 mg of hydrogen for complete reduction. The atomic weight of the metal is

  • Question 8
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    Ratio of Cp and Cv of a gas ‘X’ is 1.4. The number of atoms of the gas ‘X’ present in 11.2 litres of it at NTP will be :

  • Question 9
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    What is the weight of oxygen required for the complete combustion of 2.8 kg of ethylene ?

  • Question 10
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