What would be the reduction potential of an electrode at 298 K , which originally contained ` 1K_(2)Cr_(2)O_(7)` solution in acidic buffer solution of

What would be the reduction potential of an electrode at 298 K , which originally contained ` 1K_(2)Cr_(2)O_(7)` solution in acidic buffer solution of
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What would be the reduction potential of an electrode at 298 K , which originally contained ` 1K_(2)Cr_(2)O_(7)` ... V` C. `1.187 V` D. None of these
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Which of the following is not formed when `H_(2)S` reacts acidic `K_(2)Cr_(2)O_(7)` solution ?

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How many mL of 0.3M `K_(2)Cr_(2)O_(7)` (acidic) is required for complete oxidation of 5 mL of 0.2 M `SnC_(2)O_(4)` solution.

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Assertion :- In acidic medium, equivalent weight of `K_(2)Cr_(2)O_(7)` is equal to `294//6`. Reason :- In acidic medium, `Cr_(2)O_(7)^(-2)` is reduced

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A solution containing 30 g of non-volatile solute exactly in 90 g of water has a vapour pressure of 2.8 kPa at 298 K. Further 18 g of water is added to this solution. The new vapour pressure becomes 2.9 kPa at 298 K. Calculate (i) the molecular mass of solute and (ii) vapour pressure of water at 298 K -Chemistry

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If a sample that originally contained grams of C14 has gone through two half-lives of decay how much C14 will be left?

Description : If a sample that originally contained grams of C14 has gone through two half-lives of decay how much C14 will be left?

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If a sample that originally contained 10 grams of C14 has gone through two half-lives of decay, how much C14 will be left?

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Last Answer : The enthalpy change `(Delta H)` for the reaction `N_(2) (g)+3H_(2)(g) rarr 2NH_(3)(g)` is `-92.38 kJ` at ` ... -87.42 kJ` C. `-97.34 kJ` D. `-89.9 kJ`

A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The initial volume ratio of the gases before mixin

Description : A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The initial volume ratio of the gases before mixin

Last Answer : A 500 mL glass flask is filled at 298 K and 1 atm, pressure with three diatomic gases, X, Y and Z . The ... . `H_2 , F_2 , O_2` D. `O_2,H_2 , F_2`