LearningLearning☑Online teaw...otAALearn Learningprod03-cnow-owl.cengagenow.comLearningLearningA weak base hasSK₁₂ =otSot1.3 × 109. What is the value ofK₁ for the conjugate acid?Ka =SSubmit AnswerTTV ANOther verSION2 item attempts remaining

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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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Which statements are true about weak acids? They dissociate completely in water. The Ka values are typically more than 1000x smaller than 1. Weak acids correspond to a Kb expression. Usually the assumption method is okay to use if x/100<5% The assumption method allows (5.0-x) to become 5.0.
Calculate the pH at 25 °C of a 0.62M solutlon of ethylammonlum bromide (C,H,NH,Br). Note that ethylamine (C,H,NH,) is a weak base with a p K, of 3.19. Round your answer to 1 decimal place. dlo pH Ar Explanation Check O 2021 McGraw-Hill Education. All Rights Reserved. Terms of Use Privacy Accessibility V i 3:47 9 0 hp esc & @ # $ 8. 7 3 4 1 y e tab * 00
I need accurate answers with full details. This is my only chance to submit the answers so, solve carefully please. I got 10.4 on previous answer but, it’s wrong.
List the following bases in order of strength, strongest to weakest. O NH4OH, Kb=1.8x10-3 O NH3, Kb=1.8x10-5 H2NOH, Kµ=1.2x10-8 O CH3NH2, Kp=4.2x10-4 O Pb(OH)2, Kb=9.6x10-4 Submit Answer Tries 0/99 This discussion is closed. Send Feedback
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Give typed explanation A 0.10 M solution of an acid, HA, has a pH of 3.0. What is the Kb of the conjugate base, A-, of this acid? For Kb, I got 9.1 x 10 ^-12. I want me make sure my answer is correct. Pleacse show steps and write clearly. Thank you!
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q req 2req An aqueous solution contains 0.441 M hypochlorous acid. Calculate the pH of the solution after the addition of 2.04x102 moles of sodium hydroxide to 125 mL of this solution. (Assume that the volume does not change upon adding sodium hydroxide). # 3 pH = 80 E Submit Answer D C $ 4 R F Retry Entire Group 5 more group attempts remaining 85 % V Cengage Learning | Cengage Technical Support T G ^ 6 MacBook Pro B Y H & N 7 U N A * 00 8 J I M ( 9 K O 1 HE ) - O L P A. Email Instructor 4) : ? Previous لاب { + 11 [ Next> Save and Exit O 11 } 1 de
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to reliev lus stronger antacid effect, explain your answer choice? Dlvir. on reactio. impac Follow up questions: Stomach acid with a pH = 1.5 pancreatic fluid, [H;O*] = 1 x 10-9M A soft drink, pH = 3.0 1. Identify each solution as acidic, basic, or neutral. А. В. C. D. pH = 7.0 [OH] = 3 x 10-11 M E. F. [H3O*] = 5 x 10-13 M

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Learning Learning ☑Online teaw... ot AA Learn Learning prod03-cnow-owl.cengagenow.com Learning Learning A weak base has S K₁₂ = ot S ot 1.3 × 109. What is the value of K₁ for the conjugate acid? Ka = S Submit Answer TTV ANOther verSION 2 item attempts remaining