For the following reaction, how will the reaction equilibrium be affected by the removal of oxygen gas? H2O2 (l) <--> H2(g) + O2 (g) ΔH = +187 kJ
A There will be no change
| b | It will shift to the left |
| c | It will shift to the right |
According to Le Chatelier's principle if product is removed reaction shifts to product side to maintain equilibrium.
Option c
For the following reaction, how will the reaction equilibrium be affected by the removal of oxygen...
1) The reaction below is exothermic 2SO2 (g) + O2(g) ⇌ 2SO3(g) + heat Le Châtelier's Principle predicts that _______ will result in an increase in the number of moles of SO3 (g) in the reaction container. Which direction will the reaction shift: ? left or right A) increasing the volume of the container B) increasing the amount of SO2 C) removing some oxygen D) increasing the temperature E) decreasing the pressure 2) Consider the following reaction at equilibrium: 2SO2 (g) + O2 (g) ⇌ 2SO3 (g) + heat ΔH...
When the chemical reaction shown below is at equilibrium, if the volume is reduced, in what direction would the reaction shift? C3H8(g) + 5 O2(g) ⇌ 3 CO2(g) + 4 H2O(l) ΔH° = −2220 kJ a. To the left b. To the right c. No change Would it shift to the left? Or right since volume works inversely of pressure
Consider the following reaction at equilibrium. What effect will increasing the temperature have on the system? C3H8(g) + 5 O2(g) ⇌ 3 CO2(g) + 4 H2O(l) ΔH° = −2220 kJ. a. The reaction will shift to the right and K increases. b. No effect will be observed. c. The reaction will shift to the right and K decreases. d. The reaction will shift to the left and K increases. e. The reaction will shift to the left and K decreases.
QUESTION 8 Consider the reaction below: 2C(s) + O2(g) 200(g) DH = + 110 kJ How will adding H2(g) change the equilibrium position? A. shift to right (towards products) B. Shift to left towards reactants) C.No Change to equilibrium position QUESTION 9 Consider the reaction below: 2C(s) + O2(g) 200(g) DH = + 110 kJ How will removing C(s) change the equilibrium pos. A shift to right (towards products) B. Shift to left (towards reactants) No Change to equilibrium position
Given the following relationships, how would the reaction shift to establish or maintain equilibrium? a. Q>K b. Q<K c. Q=K How would the equilibrium shift given the following stresses on the following reaction? A (l) + B (g) ↔ 2C (g) + D (l) ΔH = 145 kJ Removal of compound D Increase in temperature Decrease in pressure Indicators are usually organic molecules with functional groups that will accept or donate protons to the solution which will change the structure...
When one mole of gaseous hydrogen peroxide, H2O2, is made from hydrogen and oxygen gases, the enthalpy change is –136 kJ. Which of the following correctly represents the thermochemical equation? i. H2(g) + O2(g) → H2O2(g) + 136 kJ ii. H2(g) + O2(g) + 136 kJ → H2O2(g) iii. H2(g) + O2(g) → H2O2(g) ΔH = –136 kJ iv. H2(g) + O2(g) → H2O2(g) ΔH = +136 kJ A.i only B.ii only C.iii only D.i and iii E.ii and iv
Determine the effect on the equilibrium for the reaction below when the pressure of NH3 is increased. N2(g) + 3 H2(g) = 2 NH3(g) AH = -91.8 kJ o a. The reaction will shift to the right. b. There will be no change. c. The reaction will shift to the left. Determine the effect on the equilibrium for the reaction below when the volume of the reaction vessel is increased. N2 (€) + 3H2(g) = 2 NH3(g) AH -91.8 kJ...
Hydrogen peroxide can decompose to water and oxygen by the following reaction: 2 H2O2(l) → 2 H2O(l) + O2(g) ΔH = –196 kJ Calculate the value of q when 5.00 g of H2O2(l) decomposes at constant pressure.
1. Predict the effect of the following changes on the position of the equilibrium; that is, state which way the equilibrium will shift (left, right, or no change) when each of the following changes is made. Briefly explain your choice (6 pts) 2503(g) = 2502(g) + O2(g) (endothermic reaction) a) Oxygen gas is added. b) The pressure is increased by decreasing the volume of the reaction container. c) Sulfur trioxide gas is added. d) The temperature is decreased
1. Predict the effect on the equilibrium system in below if the reaction temperature is increased. 2 SO2(g) + O2(g) ↔ 2 SO3(g)+ heat a. Shift to the product side b. There will be no change. c. Shift to the reactant side 2. Predict the effect on the equilibrium system in below if the SO2 gas concentration is decreased. 2 SO2(g) + O2(g) ↔ 2 SO3(g) a. Shift to product side b. shift to reactant side c. no change 3....