Unformatted text preview: O3(red) + H2O C14H14SO3−(yellow) + H3O+ (a) What c olor is t he indic at or in a basic solut ion? (Basic solut ions are prepared by removing H3O+ ion or by adding OH− ion.)
yellow (b) Heat ing t he exot hermic reac t ion would c ause it t o t urn red. red. A dditio na l Ma te r ia ls Equilibrium and Le Ch�t elier www.webassig n.net/web/Student/Assig nment- Responses/view_key?dep= 7011484 1/10 11/2/13 Lab 8 PostLab - Eq . and LeChatelier ' s Pr inciple 2. 2/2 points | P re v ious A nswe rs NC S UG e nC he m102La bV 1 8.P O S T.02. Green checks and red X's are not display ed for this question.
Consider t he f ollowing equilibrium. Assume t hat t he init ial solut ion is green (mixt ure of blue and yellow) and predic t t he c olor t hat t he
solut ion would t urn af t er eac h ac t ion.
[Cu(H2O)4]2+(blue) + 4 Br− [CuBr4]2−(yellow) + 4 H2O (a) Adding AgNO3, prec ipit at ing AgBr, would c ause it t o t urn blue. blue. (b) Cooling t he exot hermic reac t ion would c ause it t o t urn yellow. y ellow. A...
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This document was uploaded on 03/20/2014.
- Spring '14