Which of the following changes will affect the rate constant of a reaction? 1. Increasing or...
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Hence By changing concentration of reactants, only rate changes but rate constant remains same.
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Which of the following changes will affect the rate constant
of a reaction?
1. Increasing or...
22. Which of the following is/are expected to affect the rate of a chemical reaction? 1....
22. Which of the following is/are expected to affect the rate of a chemical reaction? 1. Addition of a catalyst. 2. Decreasing the reactant concentrations. 3. Increasing the reactant volumes but leaving the concentrations the same.
Consider the following reaction and its associated rate law A + B - C; rate =...
Consider the following reaction and its associated rate law A + B - C; rate = k[A]2 Which of the following will not increase the rate of the reaction? Select one: a. increasing the concentration of reactant A O b. increasing the concentration of reactant B O c. increasing the temperature of the reaction d. adding a suitable catalyst O e. all of the above
Briefly (1-2 sentences) explain how each of the following affect the rate constant of a reaction....
Briefly (1-2 sentences) explain how each of the following affect the rate constant of a reaction. a.) Reactant concentrations b.) Nature of reactants c.) Temperature
Q7. Consider the following equilibrium How will each of the following changes affect the equilibr...
Q7. Consider the following equilibrium How will each of the following changes affect the equilibrium yield 1) Increasing Pressure of CO &CO. (g) + 6 H,O(l) -c.H.0. (s) + 6 0(g) ΔΕ1-28 16 kJ of CH O. Explain your reasoning. 2) Increasing temperature ) Removing CO 4) Decreasing the volume of the reaction vessel 5) Removing part of CH O, (s) 6) Adding a catalyst
Q7. Consider the following equilibrium How will each of the following changes affect the equilibrium...
QUESTION 1 11 poin Given the following endothermic reaction, predict which way the reaction will shift...
QUESTION 1 11 poin Given the following endothermic reaction, predict which way the reaction will shift to re-establish equilibrium after being disturbed by each action below 2A) + 3 Bad Cam + 2DG) Removing some C A Toward the reactant side Adding more B. The reaction will not shift in response to the action - Adding more C. The reaction will shift, but there is not enough information to determine which way it was shift - Removing Toward the product...
1. Consider the reaction below. N2(g) + 3 H2(g) ⇋ 2 NH3(g) Which of the following...
1. Consider the reaction below. N2(g) + 3 H2(g) ⇋ 2 NH3(g) Which of the following changes would cause less NH3 to be produced? decreasing the volume adding N2 increasing the volume adding H2 2. Consider the following reaction. N2(g) + 3 H2(g) ⇋ 2 NH3(g) The forward reaction is exothermic. Which of the following changes would cause less NH3 to be produced? decreasing the temperature adding H2 increasing the temperature adding N2 3. What is the effect of a...
For the general reaction A+BC ABC how would each event affect the rate of the reaction?...
For the general reaction A+BC ABC how would each event affect the rate of the reaction? Increase reaction rate Decrease reaction rate Answer Bank increasing the concentration of A decreasing the concentration of BC increasing the temperature adding a catalyst
10. (5 pts) Consider the following reaction in equilibrium H2(g) + Brz(g) → 2 HBr (g)...
10. (5 pts) Consider the following reaction in equilibrium H2(g) + Brz(g) → 2 HBr (g) AH = + 68 kJ How will each of the following changes affect the equilibrium concentrations of each chemical: a) addition of HBr(g) b) increasing temperature c) increasing pressure d) decreasing volume of the reacting vessel at constant temperature. e) addition of bromine f) addition of argon g) addition of catalyst
Which of the following statements is/are correct? 1. A catalyst speeds up a reaction by changing...
Which of the following statements is/are correct? 1. A catalyst speeds up a reaction by changing ∆H, the enthalpy of the reaction 2. Addition of a catalyst to a reaction changes the equilibrium constant 3. A catalyst increases the rates of both the forward and reverse reactions . 3 only B. 2 only C. 2 & 3 only D. none E. 1 & 2 only Which one of the following statements about the overall order of a reaction is correct?...
QUESTION 1 Variable(s) that affect rate include: temperature concentration pressure of gasses All of the above...
QUESTION 1 Variable(s) that affect rate include: temperature concentration pressure of gasses All of the above a and b only 1 points QUESTION 2 The rate constant (k) for a reaction: has units of M/s. changes with temperature is different for different concentrations of reactants All of the above b and c 1 points QUESTION 3 If a reactant is 2nd order, doubling the concentration of the reactant will: double the rate of the reaction triple the rate...
22. Which of the following is/are expected to affect the rate of a chemical reaction? 1. Addition of a catalyst. 2. Decreasing the reactant concentrations. 3. Increasing the reactant volumes but leaving the concentrations the same.
Consider the following reaction and its associated rate law A + B - C; rate = k[A]2 Which of the following will not increase the rate of the reaction? Select one: a. increasing the concentration of reactant A O b. increasing the concentration of reactant B O c. increasing the temperature of the reaction d. adding a suitable catalyst O e. all of the above
Q7. Consider the following equilibrium How will each of the following changes affect the equilibrium yield 1) Increasing Pressure of CO &CO. (g) + 6 H,O(l) -c.H.0. (s) + 6 0(g) ΔΕ1-28 16 kJ of CH O. Explain your reasoning. 2) Increasing temperature ) Removing CO 4) Decreasing the volume of the reaction vessel 5) Removing part of CH O, (s) 6) Adding a catalyst
Q7. Consider the following equilibrium How will each of the following changes affect the equilibrium...
QUESTION 1 11 poin Given the following endothermic reaction, predict which way the reaction will shift to re-establish equilibrium after being disturbed by each action below 2A) + 3 Bad Cam + 2DG) Removing some C A Toward the reactant side Adding more B. The reaction will not shift in response to the action - Adding more C. The reaction will shift, but there is not enough information to determine which way it was shift - Removing Toward the product...
For the general reaction A+BC ABC how would each event affect the rate of the reaction? Increase reaction rate Decrease reaction rate Answer Bank increasing the concentration of A decreasing the concentration of BC increasing the temperature adding a catalyst
10. (5 pts) Consider the following reaction in equilibrium H2(g) + Brz(g) → 2 HBr (g) AH = + 68 kJ How will each of the following changes affect the equilibrium concentrations of each chemical: a) addition of HBr(g) b) increasing temperature c) increasing pressure d) decreasing volume of the reacting vessel at constant temperature. e) addition of bromine f) addition of argon g) addition of catalyst
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