HW #5 F 2023

= O KINETICS AND EQUILIBRIUM Using Ksp to calculate the solubility of a compound Calculate the solubility of ZnCO3 in water at 25 °C. You'll find K data in the ALEKS Data tab. Round your answer to 2 significant digits. 0 -/- Explanation Check x10 X Ś 0/5 Sabrina V ? olo 18 Ar 18

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PC V ns ab AV H Slide Show Record Review View Help Α' Α' Α A O Search (Alt+Q) Font Aa Y !!! 年主持 Paragraph 1. Consider the endothermic reaction; JA [] √ D. RAISING THE TEMPERATURE HOMEWORK FOR CHEMICAL EQUILIBRIUM AND LE CHATELIER'S PRINCIPLE A. ADDING EXCESS C2H60 TO THE REACTION MIXTURE C. REMOVING C6H1202 AS SOON AS IT FORMS B. PERFORMING THE REACTION USING WET GLASSWARE C2H60 (1) + C4H802 (1) C6H1202 (1) + H20 (1) WHAT WILL BE THE EFFECT OF THE FOLLOWING ON THE EQUILIBRIUM (WILL THE REACTION SHIFT LEFT, RIGHT OR NO EFFECT. Shapes Arrange Quick Styles Chisom Obidiegwu : Notes Drawing 3 19 99+ 10. S 3 F HO 모 C [

Question 1a and 1b please. Thanks

ed 20 A student measures the Pb2+ concentration in a saturated aqueous solution of lead chloride to be 1.66x10-2 M. Based on her data, the solubility product constant for lead chloride is E 5 F3 1 Submit Answer C $ 4 000 DOD F4 R F V % 5 Retry Entire Group 9 more group attempts remaining T Cengage Learning Cengage Technical Support FS G ^ 6 B MacBook Air Fo Y H & 7 N F7 U J * 8 ►ll M F8 1 ( 9 K F9 O V H 1 ) 0 L command F10 P B - > : 4) ; F11 alt { Previous [ option + = ? Next> 1 Save and Exit 7 F12 } 1 delete enter return 8 st

Please answer numbers 4-5 only. Thank you!

Short A 21. For P Pb . Consider the following reactions and their associated equilibrium constants: A+2B C KI K2 C D+E For the reaction A+ 2B D+ E, having equilibrium constant Ke, (A) K = K+ K2 (B) Ke = Ki/K2 (C) Ke=K- K2 (D) K (K1)(K2) (E) K K/K

My CourseS CHEMI302-696 Final Exam 21-6-2021 (II-12) The equilibrium constant for the following gas phase reaction is Keg = 2.80 x 102 at 999 K. 2SO2 (g) + O2 (g) = 2S03 (g) What is the equilibrium constant for the following reaction at the same temperature? 4SO3 (g) 4SO2 (g) + 20, (g) %3D Select one: O 0.16 O 3.6 x 10 3 O 1.3 x 10 5 O 6.0 x 10 2 REDMI NOTE 8 PROre AI QUAD CAMERA the solubility of solids in liquids, the solubility of gases in liquids.

Determine the pH of a solution of aspirin (acetylsalicylic acid, HC,H7O4) by constructing an ICE table, writing the equilibrium constant expression, and using this information to determine the pH. The Ka of aspirin is 3.3 × 104. Complete Parts 1-3 before submitting your answer. 1 2 3 NEXT 652 mg of aspirin (HC9H7O4) is dissolved in an aqueous solution of 237 mL aqueous solution. Fill in the ICE table with the appropriate value for each involved species to determine concentrations of all reactants and products. HC9H7O4(aq) + H₂O(1) Initial (M) Change (M) Equilibrium (M) ☐ 0 = H3O+(aq) + C9H7O4(aq) 2.75 x 10-3 3.62 × 10-3 1.53 x 10-5 15.3 0.0153 RESET +x -x 2.75 x 10-3 + x 2.75 x 10-3-X 3.62 x 10-3 + x 3.62 x 10-3-X 1.53 x 10-5 + X 1.53 x 10-5-x 15.3 + x 15.3 - x 0.0153 + x 0.0153 - x

Cineplex Entertain.. E MLA Citation Make... XERCISE Writing Equilibrium Constant Expressions I [References) Fe(s) +5 CO(g) 2Fe(CO),(g) [Fe] [CO] [Fe(CO);] 1 K.= 1 Build the equilibrium constant expression for the reaction shown. Step 1. Drag the reactants and products to the numerator or denominator as appropriate. Click a species to remove it from the expression. Step 2. Drag the coefficients to the appropriate species. Click a coefficient to remove it from the expression. Recheck (3 of 8) 27th attempt Incorrect A correct equilibrium constant expression follows the form "products" over "reactants," where each species is raised to the power of its stoichiometric Solids and pure liquids are not included in the equilibrium expression. Show Hint

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Crvien a Pel518) = pcl3 (g) + Cl₂(g) Quion it the equillobrin Constant for the above reaction is 4.0x 10-4 and equili bruim concentration of [pels] is 0. ogoo mol 12. Find the equilibraim Concentration of [Pc13 ] LIVE EXPLAINED HAND WRITTEN AASWER

What is the Keq expression for the reaction C(s) + C02(g) <==> 2 C0(g) a.) Keq= 2[CO]/[CO2] b.) Keq= 2[C][CO]/[CO2] c.) Keq= [CO]2/[CO2] d.) Keq= [C][CO]2/[CO2]

After completing part II of the experiment, a student uses her calibration curve to find that the equilibrium concentration of the product in one trial is 1.19x10-4 M. If the "initial" concentrations of Fest and SCN in the reaction mixture are those given below, what is the equilibrium concentration of Fe3+, [Fe3+]eg? Give your answer in leq millimolar (m M to three decimal places. [SCN¯]0= 6.18x10-4 M [Fe3+]o = 1.12x10-3 M [FENCS2*]eg = 1.19x10-4 M

Q eq creq # 3 20 E A student measures the CO32- concentration in a saturated aqueous solution of copper(II) carbonate to be 1.52×10 5 M. Based on her data, the solubility product constant for copper(II) carbonate is D C Submit Answer $ 4 8884 F4 20 R F V Retry Entire Group 9 more group attempts remaining % 5 T Cengage Learning Cengage Technical Support FS G A 6 B MacBook Air F6 Y H & 7 44 17 F7 N U J * 00 8 ➤ll fo FB M - -a K ▶ F9 O ; 4) alt option + ? = 11 Next> 499) F12 . Save and Exit delete enter return

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Pls solve this question correctly in 5 min i will give u like for sure.

PAP Chemistr x G diagram show X PAP Chemistr x G Reactions that X EPAP Chemistr X PAP Chemistr X HAC Session Timer X Mp Rocking Whee X + b ar-2903012.agilixbuzz.com/student/135113422/activity/c412d902-b23e-4202-b813-76alf9f4c196 175% Reset Mastery Assess It_8 Enrique Solis PAP Chemistry-2903012-42100P-1... All changes saved 6. You have a very concentrated solution (12 M) of potassium chloride (KCI). You need it to be at the lowest concentration possible for the experiment you are about to conduct. The problem is you forgot to order lab supplies, so you only have 2 L of distilled water left. What would be the final concentration if you added the two 2 L of distilled water to the 0.5 L of 12 M KCI? 3.0 M 2.4 M 24 M 48 M

Q 16 please

agy-m ince Mo atalyst- is catal aw (sin tion of di of gas tv int fors of Co₂ find s :3 S PM" marin what! @ 259 -075 10) The following reaction is known as the Fischer Esterification. The equilibrium constant is 1.0. سال H3C H = + CH₂OH H3C CH3 methylacetate + H₂O a) Write the equilibrium equation for this reaction. However, keep H₂O in the equation. b) With an equilibrium constant of 1.0, what is the maximum yield of the methylacetate product? c) Describe how using Le Chatelier's principle one can increase the yield of the reaction by removing water. 8

How can I isolate mJuce in the equation, Please go step by step mJuce * XJuce = (mJuce-mVapor) *XConcentrate

(NH4)2CO3(s) 22 NH3(g) + CO2(g) + H2O(g) [(NH4)½CO3] [NH3] [CO2] [H2O] [H2O] [(NH4)2CO3] K. = [NH3] [CO2] Build the equilibrium constant expression for the reaction shown. Step 1. Drag the reactants and products to the numerator or denominator as appropriate. Click a species to remove it from the expression. Step 2. Drag the coefficients to the appropriate species. Click a coefficient to remove it from the expression. Recheck Next (5 of 8) 1?nd attemnt

60 F 50 40 kcal/mol 30 ww 20 10 course of rx Activation energy is required to make the reaction occur OA. True B. False

Chemistry   in step 7-8, can we use GC-MS to determine the intermediates of the product? please explain.

For a reversible bimolecular association reaction A + B <=> AB, what are the units of Kassoc?     M sec-1     M-1     sec-1     M

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For reaction A + BC = AB + C, please a. show your schematic drawing of Ea (activation energy) and explain the meaning of Ea. (5%) b. How to obtain Ea from Arrhenius plot? Show your process and schematic drawing. (5%) C. For the above reaction, if we know kA at 400K is 10 s¹, the activation energy is 831, please calculate kA at 600K. Gas constant R = 8.31 (10%)

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Eb Assessments (Quiz/Test) - CHE 1 X Bb Take Test: Week 11 Quiz - CHE 1 X CO learn.luzerne.edu/webapps/assessment/take/launch.jsp?course_assessment_id=97241_1&course_id%3D Remaining Time: 22 minutes, 27 seconds. v Question Completion Status: QUESTION 9 Which Keg Value indicates the greatest concentration of reactants at equilibrium? O a. 6,7 X 105 C b. 3.2 X 109 O C. 1.4X103 O d.3.2 X 10-7