This question has multiple parts. Work all the parts to get the most points. A soluble salt, MX2, is added to water in a beaker. The equation for the dissolving of the salt is: MX2 (s) - M²+ (ag) + 2X (aq); ΔΗ<0 a Immediately after the salt dissolves, is the solution warmer or colder? warmer colder Correct Since AH is negative, the reaction is exothermic, and the solution will be warmer. b Indicate the direction of heat flow, in or out of the beaker, while the salt dissolves. O in the beaker O out of the beaker

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Please answer ONLY B and C

C After the salt dissolves and the solution returns to room temperature, what is the sign of q for the system?
Oq> 0
O q<0
q= 0
Transcribed Image Text:C After the salt dissolves and the solution returns to room temperature, what is the sign of q for the system? Oq> 0 O q<0 q= 0
This question has multiple parts. Work all the parts to get the most points.
A soluble salt, MX2, is added to water in a beaker. The equation for the dissolving of the salt is:
MX2 (s)
- M2+ (ag) + 2X (aq);
ΔΗ<0
a Immediately after the salt dissolves, is the solution warmer or colder?
warmer
colder
Correct
Since AH is negative, the reaction is exothermic, and the solution will be warmer.
b Indicate the direction of heat flow, in or out of the beaker, while the salt dissolves.
O in the beaker
O out of the beaker
Submit
Transcribed Image Text:This question has multiple parts. Work all the parts to get the most points. A soluble salt, MX2, is added to water in a beaker. The equation for the dissolving of the salt is: MX2 (s) - M2+ (ag) + 2X (aq); ΔΗ<0 a Immediately after the salt dissolves, is the solution warmer or colder? warmer colder Correct Since AH is negative, the reaction is exothermic, and the solution will be warmer. b Indicate the direction of heat flow, in or out of the beaker, while the salt dissolves. O in the beaker O out of the beaker Submit
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