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20 mL of 0.2 M NaOH(aq) solution is mixe...

20 mL of 0.2 M NaOH(aq) solution is mixed with 35 mL of this 0.1 ML NaOH (aq) solution and the resultant solution is diluted to 100 mL. 40 mL of this diluted solution reacted with 10% impure sample of oxalic acid `(H_(2)C_(2)O_(4))` The mass of impure is:

A

0.15 gram

B

0.135 gram

C

0.59 gram

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
A
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NARENDRA AWASTHI-STOICHIOMETRY-Level 2 (Q.1 To Q.30)
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  2. A metal M forms the sulphate M2(SO4)3. A0.596 gram sample of the sulph...

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  3. At identical temperature and pressure the rate of diffusion of hydroge...

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  4. 11.6g of an organic compound having formula Cn H(2n+2) is burnt in exc...

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  5. How many neutrons, protons & electrons are in oxygen (mass 17)

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  6. SO2 CI2 (sulphury chloride) reacts with water to given a mixture of H2...

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  7. 5 g sample contain only Na(2)CO(3) and Na(2)SO(4) . This sample is dis...

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  8. 20 mL of 0.2 M NaOH(aq) solution is mixed with 35 mL of this 0.1 ML N...

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  9. A silver coin weighing 11.34 g was dissolved in nitric acid When sodiu...

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  10. Two elements X (at.mass 16) and Y (at.mass 14) combine to form compoun...

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  11. The conversion of oxygen to ozone occurs to the extent of 15% only. Fi...

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  12. RH2 (ion exchange resin) can replace Ca^(2+) ions in hard water as RH2...

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  13. 100cm^3 of a solution of an acid (Molar mass =98) containing 29.4g of ...

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  14. 20mL of 0.1M solution of compound Na2CO3 . 2H2O is titrated against 0....

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  15. A sample containing HAsO2 (mol. mass =180) and weighing 3.78g is disso...

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  16. A mixture of FeO and Fe2 O3 is completely reacted with 100mL of 0.25M ...

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  17. To a 10mL, 1M aqueous solution of Br(2), excess of NaOH is added so th...

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  18. A mixture of H(2)SO(4) and H(2)C(2)O(4) (oxalic acid ) and some inert ...

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  19. 1 mole of equimolar mixture of ferric oxalate and ferrous oxalate requ...

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  20. An impure sample of sodium oxalate (Na2C2O4) weighing 0.20 g is dissol...

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