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A 0.600 g sample containing arsenic (As) was converted to H3AS0, by suitable treatment. 40.00 mL of 0.07891 M AGNO, was then added to the acid to precipitate arsenic quantitatively as AgAsO, The excess AgNO, was back-titrated with 11.27 mL of 0.1000 M KSCN ; the Reaction was Calculate the percent of As O, in the sample. 1. 05.47 2. O2.23 3. O11.15 4. 66.92 5. O33.45

A 0.600 g sample containing arsenic (As) was converted to H3AS0, by suitable treatment. 40.00 mL of 0.07891 M AGNO, was then added to the acid to precipitate arsenic quantitatively as AgAsO, The excess AgNO, was back-titrated with 11.27 mL of 0.1000 M KSCN ; the Reaction was Calculate the percent of As O, in the sample. 1. 05.47 2. O2.23 3. O11.15 4. 66.92 5. O33.45

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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1.008 Be 6.941 9.012 He 4.003 10 No 11 12 1031 12.01 14.01 16.00 19.00 20.18 N 20 13 Al 14 15 16 17 18 22.99 24.31 Ar 2698 28.09 30.97 32.07 3345 39.95 19 21 23 24 Cr 25 26 27 28 29 30 32 31 Ga 33 As 34 Se M Fe 35 36 Co 39 10 40 08 44.96 47 88 50.94 52.00 54.94 55.85 58.93 58.6963.55 65 38 69.721259 249278.96 79 90 83 80 C Za Ge Br Kr 37 38 39 40 41 42 43 45 48 49 50 51 52 3 $4 Rb Sr Zr Nb Mo Te Ru Pd $5.47 87.62 8S.919122 92.9195 94 k98) 1011 102.9106.lh07.91124|114.811371213|127.6126.9 131 3 Rh Cd In Sb Te Xe 55 56 57 72 73 74 76 79 77 Os 81 80 82 83 84 85 86 Cs 1329 137 3 13s9178.5 180.9 183.91362 190.2 1922195.1 197.0200 62044E0U2209.0l209) (210)222)| 87 Ba La Hr Ta Re Ir An Hg Bi Po At Rn 88 89 Fr Ra Ac (223) 226 (227) Question 5/17 ميز هذا السؤال A 0.600 g sample containing arsenic (As) was converted to H3AS0, by suitable treatment. 40.00 mL of 0.07891 M AGNO, was then added to the acid to precipitate arsenic quantitatively as Ag AsO, The excess AgNO3 was back-titrated with 11.27 mL of 0.1000 M KSCN ; the Reaction was Calculate the percent of As 0, in the sample. 1. 05.47 2. O2.23 3. O11.15 4. 66.92 5. 033.45 Previous Next EN
Transcribed Image Text:1.008 Be 6.941 9.012 He 4.003 10 No 11 12 1031 12.01 14.01 16.00 19.00 20.18 N 20 13 Al 14 15 16 17 18 22.99 24.31 Ar 2698 28.09 30.97 32.07 3345 39.95 19 21 23 24 Cr 25 26 27 28 29 30 32 31 Ga 33 As 34 Se M Fe 35 36 Co 39 10 40 08 44.96 47 88 50.94 52.00 54.94 55.85 58.93 58.6963.55 65 38 69.721259 249278.96 79 90 83 80 C Za Ge Br Kr 37 38 39 40 41 42 43 45 48 49 50 51 52 3 $4 Rb Sr Zr Nb Mo Te Ru Pd $5.47 87.62 8S.919122 92.9195 94 k98) 1011 102.9106.lh07.91124|114.811371213|127.6126.9 131 3 Rh Cd In Sb Te Xe 55 56 57 72 73 74 76 79 77 Os 81 80 82 83 84 85 86 Cs 1329 137 3 13s9178.5 180.9 183.91362 190.2 1922195.1 197.0200 62044E0U2209.0l209) (210)222)| 87 Ba La Hr Ta Re Ir An Hg Bi Po At Rn 88 89 Fr Ra Ac (223) 226 (227) Question 5/17 ميز هذا السؤال A 0.600 g sample containing arsenic (As) was converted to H3AS0, by suitable treatment. 40.00 mL of 0.07891 M AGNO, was then added to the acid to precipitate arsenic quantitatively as Ag AsO, The excess AgNO3 was back-titrated with 11.27 mL of 0.1000 M KSCN ; the Reaction was Calculate the percent of As 0, in the sample. 1. 05.47 2. O2.23 3. O11.15 4. 66.92 5. 033.45 Previous Next EN
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