2 Part APart BFor 290.0 mL of a buffer solution that is 0.220 M in HCHO2 and 0.285 M in KCHO₂, calculate the initial pH and the final pH after adding 0.028 mol of NaOH.(K.(HCHO₂)-18 10-Express your answers to two decimal places. Enter your answers numerically separated by a comma.[IG] ΑΣΦΗpill in pHema - 3.85,3.92SubmitX Incorrect; Try Again; 9 attempts remainingPart CPrevious Answers Request AnswerSubmitFor 290.0 ml. of a butter solution that is 0.000 M in CH₂CH₂NH₂ and 0.215 Af in CH₂CH₂NH₂C1, calculate the initial pH and the final pH after adding 0.028 mot of NaOH.Ki(CHÍCHÍNH,) B x 10)Express your answers to two decimal places. Enter your answers numerically separated by a commaVALDProvide FeedbackRequest AnswerReview Constants I Periodic Table4 A?Next > MISSED THIS? Rear Section 182 NYA.WWEN 4.2.18Part APart BFor 200 mL of a butter soutien that is 0.220 MHCHO, and 62es Afin KCHO₂, cate the plf and the pit at ang aKHCHO₂) 18x10Express your answers to two decimal places. Enter your answers numerically separated by a comVALO3.85,3,92 ال سالمSubmit PrevieAnwes questAnwerX Incorrect: Try Again; attempts remainingPart CSubmitFor 2900L of a fer un har 300 Afin CH,CHINH, and 0.21 MCHCH₂NHC, all the vial pent the ha parang NaOH(₂₂₂)10Express your answers to two decimal places. Enter your answers numerically separated by a commeNG ALDProvide Feedback2ANaOH(7Next >

pH of the buffer solutions can be determined using H-H equation.

Part A Part B For 2900 mL of a butter solution that is 0.220 M in HCHO) and 0.285 M in KCHO₂, calculate the initial pill and the final pH after adding 0.028 mor of NaOH. ( K.(HCHO₂)-18 10-) Express your answers to two decimal places. Enter your answers numerically separated by a comma TV ΑΣΦ ▾ 3.85,3,92 plea ست pl Submit Previous Answers Request Answer X Incorrect; Try Again; 9 attempts remaining Part C For 290.0 ml. of a butter solution that 0.300 M in CH₂CH₂NH, and 0.215 Mf in CH₂CH₂NH,C1, calculate the initial pH and the final pH aher adding 0.028 mol of NaOH. ( Ki(CHÍCH,NH, 50 x 10 Express your answers to two decimal places. Enter your answers numerically separated by a comma V AXP 4 A pphi Submit Provide Feedback 2 Request Answer ? Neid >

Part A Part B For 2900 mL of a butter solution that is 0.220 M in HCHO) and 0.285 M in KCHO₂, calculate the initial pill and the final pH after adding 0.028 mor of NaOH. ( K.(HCHO₂)-18 10-) Express your answers to two decimal places. Enter your answers numerically separated by a comma TV ΑΣΦ ▾ 3.85,3,92 plea ست pl Submit Previous Answers Request Answer X Incorrect; Try Again; 9 attempts remaining Part C For 290.0 ml. of a butter solution that 0.300 M in CH₂CH₂NH, and 0.215 Mf in CH₂CH₂NH,C1, calculate the initial pH and the final pH aher adding 0.028 mol of NaOH. ( Ki(CHÍCH,NH, 50 x 10 Express your answers to two decimal places. Enter your answers numerically separated by a comma V AXP 4 A pphi Submit Provide Feedback 2 Request Answer ? Neid >

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter1: Basic Concepts Of Chemistry

Section: Chapter Questions

Problem 22RPS: The accepted value of the melting point of pureaspirin is 135 C. Trying to verify that value, you...

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