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If solubility of AgCl is 0. 2 M solution of AgNO3 is represented as Y×10^−10, then find the value of Y . [Given: Ksp(AgCl)=10^−10]
18
Nov
If solubility of AgCl is 0. 2 M solution of AgNO3 is represented as Y×10^−10, then find the value of Y . [Given: Ksp(AgCl)=10^−10] If solubility of AgCl is 0. 2 M solution of AgNO3 is represented as Y×10^−10 then find the value of Y . [Given: Ksp(AgCl)=10^−10] November 18, 2020 Category: Chapter 6 - [...]
A certain weak acid has Ka = 10^−5 . If the equilibrium constant for its reaction with a strong base is represented by 1×10^y, then find the value of y.
18
Nov
A certain weak acid has Ka = 10^−5 . If the equilibrium constant for its reaction with a strong base is represented by 1×10^y, then find the value of y. A certain weak acid has Ka = 10^−5 . If the equilibrium constant for its reaction with a strong base is represented by 1×10^y then [...]
Calculate the ratio of sodium formate and formic acid (Ka = 2 × 10^-4) in a buffer solution of pH = 4.3 .
18
Nov
Calculate the ratio of sodium formate and formic acid (Ka = 2 × 10^-4) in a buffer solution of pH = 4.3 . Calculate the ratio of sodium formate and formic acid (Ka = 2 × 10^-4) in a buffer solution of pH = 4.3 . November 18, 2020 Category: Chapter 6 - Ionic Equilibrium [...]
The chemical used for cooling in refrigeration is (a) CO2 (b) NH4OH (c) NH4Cl (d) Liquid NH3
18
Nov
The chemical used for cooling in refrigeration is (a) CO2 (b) NH4OH (c) NH4Cl (d) Liquid NH3 The chemical used for cooling in refrigeration is (a) CO2 (b) NH4OH (c) NH4Cl (d) Liquid NH3 November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Calculate pH of a buffer solution that contains 0.1 M NH4OH(Kb = 10^-5) and 0.1 M NH4Cl .
18
Nov
Calculate pH of a buffer solution that contains 0.1 M NH4OH(Kb = 10^-5) and 0.1 M NH4Cl . Calculate pH of a buffer solution that contains 0.1 M NH4OH(Kb = 10^-5) and 0.1 M NH4Cl . November 18, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , Chapter 7 - Equilibrium [...]
Which of the following elements of group VA does not show allotropy (a) N (b) Bi (c) P (d) As
18
Nov
Which of the following elements of group VA does not show allotropy (a) N (b) Bi (c) P (d) As Which of the following elements of group VA does not show allotropy (a) N (b) Bi (c) P (d) As November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
0.16g of N2H4 are dissolved in water and the total volume made up to 500 mL. Calculate the percentage of N2H4 that has reacted with water in this solution.
18
Nov
0.16g of N2H4 are dissolved in water and the total volume made up to 500 mL. Calculate the percentage of N2H4 that has reacted with water in this solution. 0.16g of N2H4 are dissolved in water and the total volume made up to 500 mL. Calculate the percentage of N2H4 that has reacted with water [...]
On heating a mixture of NH4Cl and KNO2 we get (a) NH4NO3 (b) N2 (c) N2O (d) NO
18
Nov
On heating a mixture of NH4Cl and KNO2 we get (a) NH4NO3 (b) N2 (c) N2O (d) NO On heating a mixture of NH4Cl and KNO2 we get (a) NH4NO3 (b) N2 (c) N2O (d) NO November 18, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
A car is fitted with a convex side-view mirror of focal length 20 cm. A second car 2.8m behind the first car is overtaking the first car at a relative speed of 15 ms. The speed of the image of the second car as seen in the mirror of the first one is
18
Nov
A car is fitted with a convex side-view mirror of focal length 20 cm. A second car 2.8m behind the first car is overtaking the first car at a relative speed of 15 ms. The speed of the image of the second car as seen in the mirror of the first one is In figure [...]
Let the x-z plane be the boundary between two transparent media. Media 1 in z ≥ 0 has refractive index of 2–√ and medium 2 with z < 0 has a refractive index of 3–√. A ray of light in medium 1 given by the vector A→=63–√iˆ+83–√jˆ−10kˆ in incident on the plane of separation. The angle of refraction in medium 2 is
18
Nov
Let the x-z plane be the boundary between two transparent media. Media 1 in z ≥ 0 has refractive index of 2–√ and medium 2 with z < 0 has a refractive index of 3–√. A ray of light in medium 1 given by the vector A→=63–√iˆ+83–√jˆ−10kˆ in incident on the plane of separation. The [...]