4. Solid lead iodide (Pbl2) is yellow, solid potassium iodide (KI) is white, and solid lead nitrate (PI is a clear crystal. If the Ksp for Pbl2 is 9.8 X 10-9, what will happen if a mixture is prepared that 1 X 10-3 M KI and 5 X 10-3 M Pb(NO3)2? (a) A white precipitate will form. (b) A clear/crystalline precipitate will form. (c) A yellow precipitate will form. (d) No precipitate will form. (e) A mixture of all three colors of precipitate will form.
4. Solid lead iodide (Pbl2) is yellow, solid potassium iodide (KI) is white, and solid lead nitrate (PI is a clear crystal. If the Ksp for Pbl2 is 9.8 X 10-9, what will happen if a mixture is prepared that 1 X 10-3 M KI and 5 X 10-3 M Pb(NO3)2? (a) A white precipitate will form. (b) A clear/crystalline precipitate will form. (c) A yellow precipitate will form. (d) No precipitate will form. (e) A mixture of all three colors of precipitate will form.
Chemistry by OpenStax (2015-05-04)
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Author:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Publisher:Klaus Theopold, Richard H Langley, Paul Flowers, William R. Robinson, Mark Blaser
Chapter4: Stoichiometry Of Chemical Reactions
Section: Chapter Questions
Problem 86E: Sodium bicarbonate (baking soda), NaHCO3, can be purified by dissolving it in hot water (60 C),...
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Transcribed Image Text:4. Solid lead iodide (Pbl2) is yellow, solid potassium iodide (KI) is white, and solid lead nitrate (P
is a clear crystal. If the Ksp for Pbl2 is 9.8 X 10-⁹, what will happen if a mixture is prepared that
1 X 10-3 M KI and 5 X 10-3 M Pb(NO3)2?
(a) A white precipitate will form.
(b) A clear/crystalline precipitate will form.
(c) A yellow precipitate will form.
(d) No precipitate will form.
(e) A mixture of all three colors of precipitate will form.
5. Strontium arsenate (Sr3(AsO4)2, MW = 540.7 g/mol) is dissolved to saturation in one liter of
sodium arsenate (Na3AsO4) solution. Approximately how many moles of strontium ion (Sr2+
present after this addition? The solubility product constant for strontium arsenate is 4.29 X
Sr3(ASO4)2 (s) 3 Sr²+ (aq) + 2 AsO4³- (aq)
(a) 8.8 X 104
(b) 2.9 X 104
(c) 2.6 X 10-2
(d) 4.8 X 10-1
(e) 1.6 X 10-1
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