(a)
Interpretation:
The change in temperature has to be mentioned in order to yield more products and also the effect of temperature change on K has to be explained.
Concept Introduction:
Le Chatelier principle states that, whenever a change in temperature, pressure or volume is experienced by a system at equilibrium, the system will undergo reactions to cancel that effect and reattain equilibrium. The equilibrium constant K will change with change in temperature.
For a reaction, if the enthalpy of reaction is negative then that reaction will be exothermic, that is, heat is liberated during the reaction. If enthalpy of reaction is positive then that reaction is endothermic, that is, the heat is absorbed during the reaction.
If the forward reaction is exothermic, then, to increases the products, temperature should be lowered. If the forward reaction is endothermic, increase in temperature leads to the increase in product’s yield. If the product is more, then equilibrium constant (K) will be more.
(b)
Interpretation:
The change in temperature has to be mentioned in order to yield more products and also the effect of temperature change on K has to be explained.
Concept Introduction:
Le Chatelier principle states that, whenever a change in temperature, pressure or volume is experienced by a system at equilibrium, the system will undergo reactions to cancel that effect and reattain equilibrium. The equilibrium constant K will change with change in temperature.
For a reaction, if the enthalpy of reaction is negative then that reaction will be exothermic, that is, heat is liberated during the reaction. If enthalpy of reaction is positive then that reaction is endothermic, that is, the heat is absorbed during the reaction.
If the forward reaction is exothermic, then, to increases the products, temperature should be lowered. If the forward reaction is endothermic, increase in temperature leads to the increase in product’s yield. If the product is more, then equilibrium constant (K) will be more.
(c)
Interpretation:
The change in temperature has to be mentioned in order to yield more products and also the effect of temperature change on K has to be explained.
Concept Introduction:
Le Chatelier principle states that, whenever a change in temperature, pressure or volume is experienced by a system at equilibrium, the system will undergo reactions to cancel that effect and reattain equilibrium. The equilibrium constant K will change with change in temperature.
For a reaction, if the enthalpy of reaction is negative then that reaction will be exothermic, that is, heat is liberated during the reaction. If enthalpy of reaction is positive then that reaction is endothermic, that is, the heat is absorbed during the reaction.
If the forward reaction is exothermic, then, to increases the products, temperature should be lowered. If the forward reaction is endothermic, increase in temperature leads to the increase in product’s yield. If the product is more, then equilibrium constant (K) will be more.
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Chapter 17 Solutions
CHEMISTRY:MOLECULAR...V.2 W/ACCESS
- Nonearrow_forwardIn the solid state, oxalic acid occurs as a dihydrate with the formula H2C2O4 C+2H2O. Use this formula to calculate the formula weight of oxalic acid. Use the calculated formula weight and the number of moles (0.00504mol) of oxalic acid in each titrated unknown sample recorded in Table 6.4 to calculate the number of grams of pure oxalic acid dihydrate contained in each titrated unknown sample.arrow_forward1. Consider a pair of elements with 2p and 4p valence orbitals (e.g., N and Se). Draw their (2p and 4p AO's) radial probability plots, and sketch their angular profiles. Then, consider these orbitals from the two atoms forming a homonuclear л-bond. Which element would have a stronger bond, and why? (4 points)arrow_forward
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- 5. Complex anion [AuCl2]¯ belongs to Doh symmetry point group. What is the shape of this ion? (4 points)arrow_forward4. Assign the following molecules to proper point groups: Pyridine N 1,3,5-triazine N Narrow_forward7. a) Under normal conditions (room temperature & atmospheric pressure) potassium assumes bcc lattice. Atomic radius for 12-coordinate K atom is listed as 235 pm. What is the radius of potassium atom under normal conditions? (3 points) b) Titanium metal crystallyzes in hcp lattice. Under proper conditions nitrogen can be absorbed into the lattice of titanium resulting in an alloy of stoichiometry TiNo.2. Is this compound likely to be a substitutional or an interstitial alloy? (Radius of Ti (12-coordinate) is 147 pm; radius of N atom is 75 pm. (3 points)arrow_forward
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