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NARENDRA AWASTHI-STOICHIOMETRY-Level 1 (Q.151 To Q.180)
- What mass of H(2)C(2)O(4). 2H(2)O (mol.mass=126) should be dissoved in...
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- The equivalent weight of salt KHC(2)O(4).H(2)C(2)O(4).4H(2)O when us...
03:31
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- The eequivalent mass of divalent metal is W. The molecular mass of its...
04:05
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- When BrO3^- iron reacts with Br^- in acid medium, Br2 is liberated. Th...
05:49
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- If m(A) gram of a metal A displaces m(B) gram of another metal B from ...
05:28
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- Hydrazine reacts with KIO(3) in presence of HCl as : N(2)H(4)+IO(3)^...
06:09
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- What will be the normality of solution obtained by mixining 0.45 N and...
03:02
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- A solution contaning 2.7 xx 10^(-3) mol of A^(2+) "ion required" 1.6 x...
06:34
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- H2O2 is used as bleaching reagent because on dissociation it givens ox...
03:50
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- 1.25g of a solid dibasic acid is completely neutralised by 25mL of 0.2...
03:28
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- 10mL of an N-HCI, 20mL of N/2 H2 SO4 and 30 mL of N/3 HNO3 are mixed ...
02:56
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- 0.45 g of acid (mol. Wt.=90) was exactly neutralized by 20 ml of 0.5(M...
03:54
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- A sample of 28 mL of H(2) O(2) (aq) solution required 10 mL of 0.1 M K...
05:42
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- Which species are oxidised and reduced in the reaction? FeC(2)O(4)+...
04:50
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- A sample of 1.0g of solid Fe(2)O(3) of 80% purity is dissolved in a mo...
07:29
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- KMnO4 reacts with oxalic acid according to the equation 2MnO4 + 5C2 O4...
05:50
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- Ratio of moles of Fe (II) oxidised by equal volumes of equimolar KMnO4...
06:48
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- The mass of a mixture containing HCI and H2 SO4 is 0.1g On treatment w...
06:00
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- A solution of Na2S2O3 is standardized iodometrically against 0.167g of...
04:32
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- 0.80g is impure (NH4)SO4) was boiled with 100mL of 0.2N NaOH solution ...
07:03
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