2. Which of the following statements regarding entropy is FALSE?a) Sugar poured into a container of water dissolves. The entropy of the sugar and waterincreases.b) A block of dry ice sublimates to CO2 gas. The entropy change is positive.c) Wood bums and becomes ash, smoke and gases. The entropy change increases.d) Building a house from building blocks (bricks, stones and mortar). The entropyincreases.e) A snowman melts on a spring day.3. Which of the following processes involve an increase in AS ?i. Br:()H. 2H:(9) + O:(g)il. 2KCIO:(s)iv. 2H9O(s)Br:(g)2H:0(g)2KCI(s) + 30:(g)2Hg(1) + O:(g)a) i onlyb) i onlyc) i and iv onlyd) i, i, and iv onlye) i, ii, ii, and iv only4. Predict the sign of AS" of the reaction, and indicate the reason for the change2H:(g) + O:(g) 2H;0(g) (Select all that apply.)il.i.iv.due to the dissolving of a compounddue to the precipitation of a compounddue to an increase in the number of moles of gasdue to a decrease in the number of moles of gasdue to the formation of a more ordered physical statedue to the formation of a less ordered physical stateV.vi.vii.viii.a) i onlyb) I, i and vii onlyc) i, ii, and v onlyd) i, vi, and viii onlye) i, i, vi, and vili only5. Which of the following are the criteria for a spontaneous process? (Select all that apply)a) AG < 0b) AS > 0c) ASUNIV > 0d) AHsys <0e) ASUNIV + aSsvs < 0

Since you have asked multiple question, we will solve the first question for you. If you want any…

2. Which of the following statements regarding entropy is FALSE? a) Sugar poured into a container of water dissolves. The entropy of the sugar and water increases. b) A block of dry ice sublimates to CO: gas. The entropy change is positive. c) Wood bums and becomes ash, smoke and gases. The entropy change increases. d) Building a house from building blocks (bricks, stones and mortar). The entropy increases. e) A snowman melts on a spring day.

2. Which of the following statements regarding entropy is FALSE? a) Sugar poured into a container of water dissolves. The entropy of the sugar and water increases. b) A block of dry ice sublimates to CO: gas. The entropy change is positive. c) Wood bums and becomes ash, smoke and gases. The entropy change increases. d) Building a house from building blocks (bricks, stones and mortar). The entropy increases. e) A snowman melts on a spring day.

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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Question

100%

2. Which of the following statements regarding entropy is FALSE?
a) Sugar poured into a container of water dissolves. The entropy of the sugar and water
increases.
b) A block of dry ice sublimates to CO2 gas. The entropy change is positive.
c) Wood bums and becomes ash, smoke and gases. The entropy change increases.
d) Building a house from building blocks (bricks, stones and mortar). The entropy
increases.
e) A snowman melts on a spring day.
3. Which of the following processes involve an increase in AS ?
i. Br:()
H. 2H:(9) + O:(g)
il. 2KCIO:(s)
iv. 2H9O(s)
Br:(g)
2H:0(g)
2KCI(s) + 30:(g)
2Hg(1) + O:(g)
a) i only
b) i only
c) i and iv only
d) i, i, and iv only
e) i, ii, ii, and iv only
4. Predict the sign of AS" of the reaction, and indicate the reason for the change
2H:(g) + O:(g) 2H;0(g) (Select all that apply.)
il.
i.
iv.
due to the dissolving of a compound
due to the precipitation of a compound
due to an increase in the number of moles of gas
due to a decrease in the number of moles of gas
due to the formation of a more ordered physical state
due to the formation of a less ordered physical state
V.
vi.
vii.
viii.
a) i only
b) I, i and vii only
c) i, ii, and v only
d) i, vi, and viii only
e) i, i, vi, and vili only
5. Which of the following are the criteria for a spontaneous process? (Select all that apply)
a) AG < 0
b) AS > 0
c) ASUNIV > 0
d) AHsys <0
e) ASUNIV + aSsvs < 0

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