There are several steps involved in the purification and isolation of benzoic acid from the Grignard reaction. During some steps benzoic acid itself is present (PhCO₂H), in other steps it is present as the benzoate salt (PhCO₂ K¹) Complete the sentence below by stating whether it is benzoic acid or benzoate salt present (first blank) and in which phase it is dissolved (second blank), phase CGMU 2021 In a mixture of ether and water after base has been added to the separatory funnel, O a. benzoic acid, aqueous O b.benzoic acid, ether O c. benzoate salt, aqueous O d. benzoate salt, ether is present in the

There are several steps involved in the purification and isolation of benzoic acid from the Grignard reaction. During some steps benzoic acid itself is present (PhCO₂H), in other steps it is present as the benzoate salt (PhCO₂ K¹) Complete the sentence below by stating whether it is benzoic acid or benzoate salt present (first blank) and in which phase it is dissolved (second blank), phase CGMU 2021 In a mixture of ether and water after base has been added to the separatory funnel, O a. benzoic acid, aqueous O b.benzoic acid, ether O c. benzoate salt, aqueous O d. benzoate salt, ether is present in the

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Construct the expression for Ksp for solid ZnCO 2 in aqueous solution. 3 ZnCO₂(s) Zn2+(aq) + CO2 (aq) Based on your knowledge of how the solid will dissociate in aqueous solution, construct the expression for the solubility constant, Ksp. Each reaction participant must be represented by one tile. Ksp = RESET [ZnCO₂] 2[ZnCO₂] [ZnCO₂]² [Zn+] 2[Zn+] [Zn+]² [Zn2+] 2[Zn2+] [Zn²+]² [CO] 2[CO₂] [CO]² [CO2] 2[CO2] [CO₂2-12
3
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1) The equilibrium constant (K) of the 2A(g) +BA,(s) 2 B(s) + 2A, (g) reaction is 0.147 at 1200 K. B(s) and BA2(s) are the pure substances involved in this reaction. The partial pressures of A2(g) and A(g) in a reactor are adjusted to 0.33 and 1.2 atm, respectively at 1200 K. a) Calculate the reaction quotient (Q). b) Calculate the Gibbs free energy change (AG) for the reaction at 1200 K. c) What is the spontaneous direction of the reaction under the given conditions?
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Silver chloride (MM = 143.32 g/mol) has a Ksp of 1.7 x10-10. If 95.7 g AgCl is stirred into 26.94 L H2O, how many milligrams of silver chloride will dissolve? Report your answer to the nearest whole number.
apps/assessment/take/launch.jsp?course_assessment_id%3 98678_1&course_id%3D_58018_1&content_id%3_1925194 1&step=null maining Time: 1 hour, 19 minutes, 12 seconds. estion Completion Status: The graph below follows the concentration of species as a chemical reaction occurs. Give the chemical equation for this reaction. Equilibrium is reached [SOJ [SO,) [0.] Time O so2 (g) + 02 (g) = S03 (g) O so3 (g) = S02 (g) + 02 (g) 2 S03 (g) = 2 S02 (g) + O2 (g) O 2 s02 (g) + O2 (g) = 2 SO3 (g) QUESTION 5 1 poi Consider the unbalanced reaction below: Click Save and Submit to save and submit. Click Save Al Answers to save all answers. Save All Answers a %23 hp 15 16 18 f8 1+ f1o f12 f4 米 144 & * 7. %3D %24 Concentration
For the exothermic reaction 2A(aq) + B(aq) -> 2C(aq) + D(aq), the concentration-based equilibrium constant KC is 2.0 x 10-3 at 298K. If in a certain experiment equilibrium is established at 298K when the concentration [A] = 0.300M, [B] = 0.300M, and [C] = 0.300M, what must be the equilibrium concentration of D? Provide the numerical answer to the correct significant figures.
3. The vapor-liquid reactive equilibria for ethyl lactate synthesis follows the expression log K = 7.893 – (2.4312 x 10³)K/T between 83.12 °C and 101.54 °C. What are the AH°rxn, AG°rxn, and ASºrn at 85 °C? Ind. Eng. Chem. Res. 2008, 47, 5, 1453–1463
The equilibrium constant Kc for C + CO2 <=> 2CO is 1.9 at 1000 K and 0.133 at 298K. Is the reaction endothermic or exothermic?
The 503 cm3 reactor was purged of air and methanol vapor was introduced until the pressure was 5.01 kPa. Then the inside ampoule containing 68.6 mg of nitrosyl chloride, NOCl was broken. After equilibrium was established, the partial pressure of NOCl was found to be 2.76 kPa. The test temperature was 50.00 ° C. Find the reaction Δ_rG^o: CH3ONO (g) + HCl (g) → CH3OH (g) + NOCl (g), at the test temperature.
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