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Calculate the mass of anhydrous oxalic a...

Calculate the mass of anhydrous oxalic acid, which can be oxidised to `CO_2(g)` by `100mL` of an `MnO4^-` solution, `10mL` of which is capable of oxiding `50mL` of `1NI^-` to `I_2`.

A

45g

B

22.5g

C

30g

D

12.25g

Text Solution

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The correct Answer is:
B
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NARENDRA AWASTHI-STOICHIOMETRY-Level 1 (Q.181 To Q.200)
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  2. A mixture of K(2)C(2)O(4) and KHC(2)O(4) required equal volumes of 0.1...

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  3. Stannous sulphate (SnSO(4)) and potassium permanganate are used as oxi...

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  4. If x g is the mass of NaHC(2)O(4) required to neutralize 100 ml of 0.2...

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  5. An equimolar mixture of Na(2)C(2)O(4) and H(2)C(2)O(4) required V(1)L ...

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  6. A mixture containing 0.05 mol of K(2)Cr(2)O(7) and 0.02 mol of KMnO(4)...

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  7. 5 ml of 1N HCl, 20 ml of N/2 H2SO4 and 30 ml of N/3 HNO3 are mixed tog...

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  8. There are two types of iodine titrations (a) Iodometric & (b) Iodimetr...

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  9. 1g mixture of equal number of mole of Li(2)CO(3) and other metal carbo...

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  10. 32g of a sample of FeSO4 . 7H2O were dissolvedin dilute sulphuric acid...

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  11. In the mixture of NaHCO(3) and NaCO(3), volume of a given HCl required...

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  12. 0.1g of a solution containing Na2 CO3 and NaHCO3 requires 10mL of 0.01...

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  13. In the mixture of NaHCO(3) and NaCO(3), volume of a given HCl required...

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  14. When 200mL solution of NaOH and NaCO(3) was first titrated with N/10 H...

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  15. 1gram of a sample of CaCO(3) was strongly heated and the CO(2) liberat...

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  16. A sample of pure sodium carbonate 0.318g is dissolved in water and lit...

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  17. 10L of hard water required 5.6g of lime for removing haardness. Hence ...

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  18. 1L of pond water contains 20mg of Ca^(2+) and 12mg of mg^(2+) ions. Wh...

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  19. One litre of a sample of hard water contain 4.44mg CaCl(2) and 1.9mg "...

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  20. If hardness of water sample is 200ppm, then select the incorrect state...

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