Question Answers
Sahay Sir > Question Answers
In the manufacture of iron lime stone added to the blast furnace, the calcium ion ends in the form of (a) Slag (b) Gangue (c) Calcium metal (d) CaCO3
12
Nov
In the manufacture of iron lime stone added to the blast furnace, the calcium ion ends in the form of (a) Slag (b) Gangue (c) Calcium metal (d) CaCO3 In the manufacture of iron lime stone added to the blast furnace the calcium ion ends in the form of (a) Slag (b) Gangue (c) Calcium [...]
Which of the following is not an ore (a) Bauxite (b) Malachite (c) Zinc blende (d) Pig iron
12
Nov
Which of the following is not an ore (a) Bauxite (b) Malachite (c) Zinc blende (d) Pig iron Which of the following is not an ore (a) Bauxite (b) Malachite (c) Zinc blende (d) Pig iron November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Which is the strongest acid (pKa value is given) ?
12
Nov
Which is the strongest acid (pKa value is given) ? Which is the strongest acid (pKa value is given) ? November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level 2) , N Awasthi Physical Chemistry ,
Copper can be extracted from (a) Kupfernickel (b) Dolomite (c) Galena (d) Malachite
12
Nov
Copper can be extracted from (a) Kupfernickel (b) Dolomite (c) Galena (d) Malachite Copper can be extracted from (a) Kupfernickel (b) Dolomite (c) Galena (d) Malachite November 12, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
Given Ka values of 5.76×10^−10 and 4.8×10^−10 for NH+4 and HCN respectively. What is the equilibrium constant for the following reaction? NH+4(aq.)+CN−(aq.)⇔NH3(aq.)+HCN(aq.)
12
Nov
Given Ka values of 5.76×10^−10 and 4.8×10^−10 for NH+4 and HCN respectively. What is the equilibrium constant for the following reaction? NH+4(aq.)+CN−(aq.)⇔NH3(aq.)+HCN(aq.) Given Ka values of 5.76×10^−10 and 4.8×10^−10 for NH+4 and HCN respectively. What is the equilibrium constant for the following reaction? NH+4(aq.)+CN−(aq.)⇔NH3(aq.)+HCN(aq.) November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 [...]
What change will occur for the following reaction if the hypochlorous acid solution is diluted from 0.1 to 0.01 M? HOCl(aq.)+H2O(l)⇔OCl−(aq.)+H3O+(aq.)
12
Nov
What change will occur for the following reaction if the hypochlorous acid solution is diluted from 0.1 to 0.01 M? HOCl(aq.)+H2O(l)⇔OCl−(aq.)+H3O+(aq.) What change will occur for the following reaction if the hypochlorous acid solution is diluted from 0.1 to 0.01 M? HOCl(aq.)+H2O(l)⇔OCl−(aq.)+H3O+(aq.) November 12, 2020 Category: Chapter 6 - Ionic Equilibrium (Level 1 and Level [...]
The temperature at which the speed of sound in air becomes double of its value at 27 degree C is
12
Nov
The temperature at which the speed of sound in air becomes double of its value at 27 degree C is The temperature at which the speed of sound in air becomes double of its value at 27 degree C is November 12, 2020 Category: Chapter 17 - Wave Motion , MTG NEET Physics , Part [...]
At 90∘C , pure water has [H+] = 10^−6 M. If 100 ml of 0,2 M HCL is added to 200 mL of 0.1 M. KOH at 90∘C then pH of the resulting solution will be.
12
Nov
At 90∘C , pure water has [H+] = 10^−6 M. If 100 ml of 0,2 M HCL is added to 200 mL of 0.1 M. KOH at 90∘C then pH of the resulting solution will be. 2 M HCL is added to 200 mL of 0.1 M. KOH at 90∘C then pH of the resulting [...]
What is the pH of a solution in which 10.0 mL of 0.010 M Sr(OH)_(2) is added to 10.0 mL of 0.010 M HCl?
12
Nov
What is the pH of a solution in which 10.0 mL of 0.010 M Sr(OH)_(2) is added to 10.0 mL of 0.010 M HCl? What is the pH of a solution in which 10.0 mL of 0.010 M Sr(OH)_(2) is added to 10.0 mL of 0.010 M HCl? November 12, 2020 Category: Chapter 6 - [...]
What is the pH of solution in which 25.0 mL of 0.1 M NaOH is added to 25 mL of 0.08 M HCl and final solution is diluted to 500 mL?
12
Nov
What is the pH of solution in which 25.0 mL of 0.1 M NaOH is added to 25 mL of 0.08 M HCl and final solution is diluted to 500 mL? What is the pH of solution in which 25.0 mL of 0.1 M NaOH is added to 25 mL of 0.08 M HCl and [...]