You may want to reference (Pages 656 - 664) Section 15.8 while completing this problem. Part A Consider the reaction for the decomposition of hydrogen disulfide: 2H2S(g) = 2H2(g) + S2(g), Kc = 1.67 x 10-7 at 800°C Find the equilibrium concentration of S2. Express the concentration to three significant figures and include the appropriate units. The reaction is carried...
14.33 The iodidé ion reacts with hypochlorite ion (the active ingredient in chlorine bleaches) in the following way: oCI +IoI + Cl. This rapid reaction gives the following rate data: 1.5 x 10-3 3.0 x 103 1.5 x 10-3 I1 (M) 1.5 x 103 1.5 X 10-3 2.72 x 104 3.0 x 10-3 Initial Rate (M/s) 1.36 X 104 2.72...
7In experiment 9, we measured the heat of an acid-base ncutralization reaction using a simple Styrofoam cups calorimeter HCl(a) +NaOH (a) H,0)+NaC(aq) 100.0 ml of a 0.100 M solution of NaOH(aq) at 23.2 "C was added to a Styrofoam cup containing 100.0 ml of 0.100 M solution of HCI(aq) at the same initial temperature of 23.2 "C. The final temperature...
7. What two molecules could be used to make the following molecules using crossed aldol reaction. ook OH 8a. There are 4 alpha-carbons in this molecule. Which alpha carbon(s) is/are the most reactive? What is the product if NaOH and heat are used? a 8b. What is the scientist name whom the above reaction is named after? 9. Why does...
7. What two molecules could be used to make the following molecules using crossed aldol reaction. OH 8a. There are 4 alpha-carbons in this molecule. Which alpha carbon(s) is/are the most reactive? What is the product if NaOH and heat are used? 8b. What is the scientist name whom the above reaction is named after? 9. Why does the base...
Review Constants Periodic Tab Part A Butadiene (C4H6) reacts with itself to form a dimer with the formula C8H12. The reaction is second order in C4H6. Assume the rate constant at a particular temperature is 4.0 x 10-2 M-18-1 and the initial concentration of C4H6 is 0.0180 M. What is its molarity after a reaction time of 1.30 h? Express...
Please explain, thank you. 4. (15 points) A solution that is 0.500 M HF and 0.240 M NaOH reacts to produce a mixture with what pH? The pKa of HF is 3.20. Hint: This is two reactions. The first involves a strong base with a weak acid -it will be quantitative. The second is an equilibrium reaction, the winner of...
Please answer questions 14, and 15!! The rate constant for a particular reaction is 0.47 M^-1 s^-1. If the initial concentration of reactant is 0.25 mol/L, it takes _____ s for the concentration to decrease to 0.20 mol/L. A) 2.1 B) 1.4 C) 1.0 D) 0.47 E) 0.20 Use the mechanism below to answer the next question NO + Br_2...
Given: H2(g) + CO2(g) <-> H2O(g) + CO(g) [H2]=0.061M [CO2]=0.012M [H2O]=3.1M [CO]=8.4M Calc.Kc. The reaction is performed at a new temperature. An initial sample of 0.23 M H2 and 0.41 M CO2 gives 0.18M H2O and 0.18 M CO at equilibrium. Determine the composition of the equilibrium mixture. Calc. Kc. Of note, I got Kc = 3.6 e 4 for...
1. A coffee cup calorimeter was used for the neutralization reaction of 100 mL of 1.00 M hydrochloric acid with 100 mL of 1.20 M sodium hydroxide. The initial temperature was 22.88 °C and the final temperature was 29.39 °C. Calculate the calorimeter constant for the reaction. HCl (aq) + NaOH (aq) NaCl (aq) + H2O (∆H°rxn = -58.3 kJ/mol)...