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Molecular weight of Mohr's salt is 392. ...

Molecular weight of Mohr's salt is 392. Its equivalent weight when it is oxidised by `KMnO_4` in acidic medium is

A

392

B

196

C

130.6

D

78.5

Text Solution

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The correct Answer is:
A
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AAKASH SERIES-SOLUTIONS -Objective Exercise -1
  1. Molecular weight of KMnO4 is "M". In a reaction KMnO4 is reduced to K2...

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  2. The equivalent weight of Hypo in the reaction Na2S2O3 + Cl2 + H2O to N...

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  3. Molecular weight of Mohr's salt is 392. Its equivalent weight when it ...

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  4. The equivalent weight of CH4 in the reaction CH4+2O2 to CO2 + 2H2O is ...

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  5. The equivalent weight of CuSO4 when it is converted to Cu2I2 [M = mol....

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  6. The number of millimoles of H2SO4 present in 5 litres of 0.2N H2SO4 so...

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  7. The units of molality are

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  8. The correct relationship between molarity (M) and molality (m) is (d =...

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  9. A one molal solution is one that contains

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  10. Regarding molarity, which of the following statements are correct (a...

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  11. At 25^@C for a given solution M = m, then at 50^@C the correct relatio...

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  12. To change the molal conc. to one half, one of the following should be ...

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  13. 0.1 gram mole of urea is dissolved in 100g. of water. The molality of ...

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  14. M = molarity of the solution m = molality of the solution d = dens...

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  15. Calculate the molality of a 9.8% (w/w) solution of H2SO4.

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  16. If two substances A and B have pA^0 : pB^0 = 1: 2 and have mole fracti...

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  17. In which mode of expression, the concentration of solution remains ind...

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  18. 6g. of Urea is dissolved in 90g. of water. The mole fraction of solute...

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  19. 0.1 mole of NaCl is dissolved in 100g of water. The mole fraction of N...

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  20. Incorrect statement is (KH = Henry's constant)

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