Which of the following chemical equations illustrates a typical decomposition reaction?
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Chapter 2 Solutions
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- When the following equation of a redox reaction in acidic solution is properly balanced, what are the coefficients for Cr2O72–, Fe2+ H+, Cr3+, Fe3+, and H2O, respectively? __Cr2O72– + __Fe2+ + __H+ --> __Cr3+ + __Fe3+ + __H2O (A) 1, 3, 14, 2, 3, 7; (B) 1, 6, 14, 2, 6, 7; (C) 2, 10, 14, 2, 10, 7; (D) 2, 12, 28, 4, 12, 14arrow_forwardWhich of the following correctly identifies the products and reactants labeled in the image above?arrow_forwardThe reaction quotient is Q=1.6×10-26 Part B What pH is needed to produce this value of Q if the concentration and pressure values are [Br2]=2.50×10−4M , [Br−]=11.65M, [SO42−]=9.50M, and PSO2=3.50×10−5atm ? Express your answer numerically to two decimal places.arrow_forward
- What three important properties do catalyst have?arrow_forwardFor the reaction A → B at 298 K, the change in enthalpy is −7 kJ · mol−1and the change in entropy is −25 J · K−1 · mol−1. Is the reaction spontaneous? If not, should the temperature be increased or decreased to make the reaction spontaneous?arrow_forwardif the reaction given below occurs and pure A and B were mixed, which of the following would take place as equilibrium was established A + B ⇌ C a. the concentration of C would increase for a time, then remain constant b. the concentration of A would increase for a time, then decrease c. the concentration of B would increase for a time, then remain constantarrow_forward
- The following is an example of a _____________________reaction.CH3CH2OH CH2 => CH2 + H2Oarrow_forwardThe rate of removal of alcohol from the bloodstream stays the same, regardless of the concentration of blood alcohol. What term do we use to describe this reaction rate law? A A first order reaction B A zeroth order reaction C A complex order reaction D A second order reactionarrow_forwardA reaction at 23°C has ∆G = 1 kJ mol–¹. Why might this reaction become spontaneous at 37°C?arrow_forward
- what is the conjugate acid for the following reaction? HC2HO4 + H2O <--> H3O+ + C2HO4- A)C2HO4- B) HC2HO4 C)H2O D) H3O+arrow_forwardThe reaction CO (g) + H2O(g) CO2(g) 2 + H2(g) has ΔH = -41 kJ/mol. Does the amount of H2 in an equilibrium mixture increase or decrease when the temperature is decreased?arrow_forwardConsider a transition of X → y. assume that the only difference between X and y is the presence of three hydrogen bonds in y that are absent in X. What is the ratio of X to y when the reaction is in equilibrium?arrow_forward
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