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NARENDRA AWASTHI-IONIC EEQUILIBRIUM-Exercise
- Approximate pH of 0.01 M NaHA is calculated by : (K(a1)=10^(-6) and ...
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- H(3)PO(4) is a weak triprotic acid, approximate pH 0.1 M NaHPO(4)(aq.)...
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- Which of the following is a buffer solution?
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- If 20 mL of 0.1 M NaOH is added to 30 mL of 0.2 M CH(3)COOH(pK(a)=4.74...
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- H(2)CO(3)+NaHCO(3) found in blood helps in maintaining pH of the blood...
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- 100 mL of 0.02M benzoic acid (pK(a)=4.2) is titrated using 0.02 M NaOH...
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- What is the pH of a solution of 0.28 M acid and 0.84 M of its conjugat...
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- The toxic compound 2,4-dinitrophenol has K(a)=10^(-4). In an experimen...
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- Equilibrium constant for the following reaction is 1xx10^(-9) : C(5)...
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- Which one of the following mixture does not act as a buffer solution?
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- The acid dissociation constant of uric acid is K(a)=4.0xx10^(-6) M. Th...
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- CH(3)NH(2) (0.12 mole, pK(b)=3.3) is added to 0.08 moles of HCl and th...
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- An aqueous solution at room temperature contains 0.1 M NH(4)Cl and 0.0...
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- A 1L solution contains 0.2M NH(4)OH and 0.2M NH(4)Cl. If 1.0 mL of 0.0...
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- 0.1 M formic acid solution is titrated against 0.1 M NaOH solution. Wh...
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- The total number of different kind of buffers obtained during the titr...
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- A buffer solution is made up of acetic acid [pK(a)=5] having conc.=1.5...
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- The pH of a solution of 0.10 M CH(3)COOH increases when which of the f...
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- H^(+) ion concentration of water does not change by adding:
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- pK(a) of NH(4)^(+) is 9.26. Hence, effective range for NH(4)OH-NH(4)Cl...
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