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What is the numerical value of the activity coefficient of aqueous ammonia (NH,) at an ionic strength of 0.1? Use the linear interpolation of experimental data in Table 10-2 if necessary.

What is the numerical value of the activity coefficient of aqueous ammonia (NH,) at an ionic strength of 0.1? Use the linear interpolation of experimental data in Table 10-2 if necessary.

Fundamentals Of Analytical Chemistry
Fundamentals Of Analytical Chemistry
9th Edition
ISBN:9781285640686
Author:Skoog
Publisher:Skoog
Chapter10: Effect Of Electrolytes On Chemical Equilibria
Section: Chapter Questions
Problem 10.18QAP
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What is the numerical value of the activity coefficient of aqueous ammonia (NH_) at an ionic strength of 0.1? Use the linear interpolation of experimental data in Table 10-2 if necessary. TABLE 10-2 Activity Coefficients for Ions at 25°C Activity Coefficient at Indicated Ionic Strength Ion ax, nm 0.001 0.005 0.01 0.05 0.1 H;O* Li*, C,H,COO¯ Na", IO, , HSO, , HCO; , H,PO, , H;AsO, , OAC¯ OH , F , SCN¯, HS¯, CIO3¯, CIO, , BrO3 , I03 , MnO, K*, CI, Br, I, CN¯, NO,¯, NO; , HCOO- Rb*, Cs*, TI*, Ag*, NH,* Mg+, Be2+ Ca+, Cu+, Zn²+, Sn²+, Mn²+, Fe²*, Ni²*, Co²+, Phthalate²- Sr*, Ba²+, Cd²+, Hg²*, S²- Pb²*, CO,² , SO,²-, C,O, Hg,*, SO,, S,0;, Cr, HPO,?- Al3+, Fe³*, Cr+, La³+, Ce³+ PO, , Fe(CN), Th+, Zr*+, Ce“+, Sn*+ Fe(CN), 0.9 0.967 0.934 0.913 0.85 0.83 0.6 0.966 0.930 0.907 0.83 0.80 0.4-0.45 0.965 0.927 0.902 0.82 0.77 0.35 0.965 0.926 0.900 0.81 0.76 0.3 0.965 0.925 0.899 0.81 0.75 0.25 0.965 0.925 0.897 0.80 0.75 0.8 0.872 0.756 0.690 0.52 0.44 0.6 0.870 0.748 0.676 0.48 0.40 0.5 0.869 0.743 0.668 0.46 0.38 0.45 0.868 0.741 0.665 0.45 0.36 0.40 0.867 0.738 0.661 0.44 0.35 0.9 0.737 0.540 0.443 0.24 0.18 0.4 0.726 0.505 0.394 0.16 0.095 1.1 0.587 0.348 0.252 0.10 0.063 0.5 0.569 0.305 0.200 0.047 0.020 Source: Reprinted (adapted) with permission from J. Kielland, J. Am. Chem. Soc., 1937, 59, 1675, DOI: 10.1021/ja01288a032. Copyright 1937
Transcribed Image Text:What is the numerical value of the activity coefficient of aqueous ammonia (NH_) at an ionic strength of 0.1? Use the linear interpolation of experimental data in Table 10-2 if necessary. TABLE 10-2 Activity Coefficients for Ions at 25°C Activity Coefficient at Indicated Ionic Strength Ion ax, nm 0.001 0.005 0.01 0.05 0.1 H;O* Li*, C,H,COO¯ Na", IO, , HSO, , HCO; , H,PO, , H;AsO, , OAC¯ OH , F , SCN¯, HS¯, CIO3¯, CIO, , BrO3 , I03 , MnO, K*, CI, Br, I, CN¯, NO,¯, NO; , HCOO- Rb*, Cs*, TI*, Ag*, NH,* Mg+, Be2+ Ca+, Cu+, Zn²+, Sn²+, Mn²+, Fe²*, Ni²*, Co²+, Phthalate²- Sr*, Ba²+, Cd²+, Hg²*, S²- Pb²*, CO,² , SO,²-, C,O, Hg,*, SO,, S,0;, Cr, HPO,?- Al3+, Fe³*, Cr+, La³+, Ce³+ PO, , Fe(CN), Th+, Zr*+, Ce“+, Sn*+ Fe(CN), 0.9 0.967 0.934 0.913 0.85 0.83 0.6 0.966 0.930 0.907 0.83 0.80 0.4-0.45 0.965 0.927 0.902 0.82 0.77 0.35 0.965 0.926 0.900 0.81 0.76 0.3 0.965 0.925 0.899 0.81 0.75 0.25 0.965 0.925 0.897 0.80 0.75 0.8 0.872 0.756 0.690 0.52 0.44 0.6 0.870 0.748 0.676 0.48 0.40 0.5 0.869 0.743 0.668 0.46 0.38 0.45 0.868 0.741 0.665 0.45 0.36 0.40 0.867 0.738 0.661 0.44 0.35 0.9 0.737 0.540 0.443 0.24 0.18 0.4 0.726 0.505 0.394 0.16 0.095 1.1 0.587 0.348 0.252 0.10 0.063 0.5 0.569 0.305 0.200 0.047 0.020 Source: Reprinted (adapted) with permission from J. Kielland, J. Am. Chem. Soc., 1937, 59, 1675, DOI: 10.1021/ja01288a032. Copyright 1937
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