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State Le- Chatelier’s principle and for the following reaction at equilibrium
2SO↓2(g) + O↓2(g) ⇌ 2SO↓3(g) ∆H=-198 kJ
Predict the effect of
i. Adding SO↓2(g) at equilibrium
ii. Decreasing the temperature
iii. Reducing the volume of the container to half
iv. Adding an inert gas under conditions of constant pressure.
Define equilibrium constant and for the following reaction
2NH↓3(g) ⇌ 2N↓2(g) +3H↓2 (g)
i. Write the expression for Kc.
ii. Relate Kc to Kp, and
iii. Relate Kc to Kx
Calculate the new boiling point of a solution containing 5.27 g of sucrose (C12H22O11) and 45 g of water
A proton and an electron are initially at rest at a distance of 9×10-¹⁰m. What will be their initial acceleration due to the electric force that they exert on each other?
Sphere A and B have the same initial positive charge q0. The magnitude of the repulsive electric force between the two spheres is 14.1 N when separated by a distance of 0.03 m. (a) Find the initial charge q0. (b) The sphere A is there times that of sphere B.
Determine the ratio of the electric force to the gravitational force between an electron and a proton when separated by a distance r.
Determine the ratio of the electric force to the gravitational force between an electron and a proton when separated by a distance r.
Consider the following cell:
Ag | Ag+ (0.01M)||Ag+ (1M)|Ag
calculate the EMF of the cell at 298 K
Determine the ratio of the electric force tonthe gravitational force between an electron and a proton when separated by a distance r.
how to calculate the volume of nitrogen gas needed to produce 104.6g of ammonia from N2+H3 =2NH3
