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Classification (acidic/basic & bufferisolution) Observed Color & Volume of Solution Calculated pH solution 10 ml Measured pH Visual Indicator usi Color observed (subject Estimated pH range Imoles of NaoH/HCI added Ka/Kb 4.73 4.82 4 76lmethid oranne Orange 3.1 < pH < 4.5 Yellow Orange 3.1 < pH < 4.5 Vellow pH 45 10 ml 10 ml 10 ml three drops of 1.0 M HCI solution three drops of 1.0 M NAOH 2a mixture of 15.0 mL 0.20 M 2b снзсоон аnd 15.0 mL 0.20 MNaCHзсоо vellow haric solutinn Inone

Classification (acidic/basic & bufferisolution) Observed Color & Volume of Solution Calculated pH solution 10 ml Measured pH Visual Indicator usi Color observed (subject Estimated pH range Imoles of NaoH/HCI added Ka/Kb 4.73 4.82 4 76lmethid oranne Orange 3.1 < pH < 4.5 Yellow Orange 3.1 < pH < 4.5 Vellow pH 45 10 ml 10 ml 10 ml three drops of 1.0 M HCI solution three drops of 1.0 M NAOH 2a mixture of 15.0 mL 0.20 M 2b снзсоон аnd 15.0 mL 0.20 MNaCHзсоо vellow haric solutinn Inone

Chemistry
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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pls compute pH using Henderson equation. Ka = 1.8 x 10^-5 for 2a-2c, Kb = 1.8 x 10^-5 for 4a-4c

Observed Color & Classification Volume of Solution Measured pH Visual Indicator usi Color observed (subject Estimated pH range (acidic/basic & buffer/solution) solution moles of NaOH/HCI added Ka/Kb Calculated pH 10 ml Orange 3.1 < pH < 4.5 Yellow Orange 3.1 < pH < 4.5 Yellow pH > 4.5 three drops of 1.0 M HCI solution three drops of 1.0 M NAOH none 2a 4.73 mixture of 15.0 mL 0.20 M 10 ml 2b 4.82 CH3COOH and 15.0 mL 0.20 M NACH3C00 10 ml 2c 4.76 methyl orange lyellow basic solution 10 ml
Transcribed Image Text:Observed Color & Classification Volume of Solution Measured pH Visual Indicator usi Color observed (subject Estimated pH range (acidic/basic & buffer/solution) solution moles of NaOH/HCI added Ka/Kb Calculated pH 10 ml Orange 3.1 < pH < 4.5 Yellow Orange 3.1 < pH < 4.5 Yellow pH > 4.5 three drops of 1.0 M HCI solution three drops of 1.0 M NAOH none 2a 4.73 mixture of 15.0 mL 0.20 M 10 ml 2b 4.82 CH3COOH and 15.0 mL 0.20 M NACH3C00 10 ml 2c 4.76 methyl orange lyellow basic solution 10 ml
Classification (acidic/basic & buffer/solution) Observed Color & Volume of Solution Measured pH Visual Indicator us Color observed (subject Estimated pH range solution moles of NaOH/HCI added KalKb Calculated pH 1a 1b 1c 2a 2b 2c За 3b Very light pink 8.3 < pH < 10.0 Light Pink 8.3 < pH < 10.0 Light Pink 8.3 < pH < 10.0 10 ml 10 ml 10 ml three drops of 1.0 M HCI solution three drops of 1.0 M NaOH 4a 9.13 9.38 9.30 phenolphthalein mixture of 15.0 mL of 0.20 M 4b NH3 and 15.0 mL of 0.20 M NH4CI 4c light pink basic buffer none
Transcribed Image Text:Classification (acidic/basic & buffer/solution) Observed Color & Volume of Solution Measured pH Visual Indicator us Color observed (subject Estimated pH range solution moles of NaOH/HCI added KalKb Calculated pH 1a 1b 1c 2a 2b 2c За 3b Very light pink 8.3 < pH < 10.0 Light Pink 8.3 < pH < 10.0 Light Pink 8.3 < pH < 10.0 10 ml 10 ml 10 ml three drops of 1.0 M HCI solution three drops of 1.0 M NaOH 4a 9.13 9.38 9.30 phenolphthalein mixture of 15.0 mL of 0.20 M 4b NH3 and 15.0 mL of 0.20 M NH4CI 4c light pink basic buffer none
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