20If 20 ml of 0.5 M Pb(NO3)2 solution is added into 40 ml 0.5 M KI solution, how many gramsof Pbl2 precipitates? (Pbl2: Mw=461.01 g/mol).Pb(NO3)2 + 2KIPbl2 + 2KNO39.22 g4.61 g8.25 g10.25 g21The cooling rate affects the size of the crystals.TrueFalse22A solution with a pH of 5.0.is basichas a hydrogen-ion concentration of 5.OMis neutralhas a hydroxide-ion concentration of 1 x 10-9 M

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20 If 20 ml of 0.5 M Pb(NO3)2 solution is added into 40 mL 0.5 M KI solution, how many grams of Pbl2 precipitates? (Pbl2: Mw=461.01 g/mol). Pb(NO3)2 + 2KI - Pbl2 + 2KNO3 A 9.22 g 4.61 g 8.25 g 10.25 g

20 If 20 ml of 0.5 M Pb(NO3)2 solution is added into 40 mL 0.5 M KI solution, how many grams of Pbl2 precipitates? (Pbl2: Mw=461.01 g/mol). Pb(NO3)2 + 2KI - Pbl2 + 2KNO3 A 9.22 g 4.61 g 8.25 g 10.25 g

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter4: Calculations Used In Analytical Chemistry

Section: Chapter Questions

Problem 4.40QAP

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Question

20
If 20 ml of 0.5 M Pb(NO3)2 solution is added into 40 ml 0.5 M KI solution, how many grams
of Pbl2 precipitates? (Pbl2: Mw=461.01 g/mol).
Pb(NO3)2 + 2KI
Pbl2 + 2KNO3
9.22 g
4.61 g
8.25 g
10.25 g
21
The cooling rate affects the size of the crystals.
True
False
22
A solution with a pH of 5.0.
is basic
has a hydrogen-ion concentration of 5.OM
is neutral
has a hydroxide-ion concentration of 1 x 10-9 M

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