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A chemical "cold pack" consists of a small pouch an ammonium salt in a larger bag of water (usually colored blue). When the pouch is punctured, the salt spontaneously dissolves in the water with a significant drop in temperature. Which statement is TRUE? NHẠNO3(s) → NH4*(aq) + NO3 (aq) AH is negative and AS is negative AH is positive and AS is negative AH is positive and AS is positive AH is negative and AS is positive AH is negative and AS is zero

A chemical "cold pack" consists of a small pouch an ammonium salt in a larger bag of water (usually colored blue). When the pouch is punctured, the salt spontaneously dissolves in the water with a significant drop in temperature. Which statement is TRUE? NHẠNO3(s) → NH4*(aq) + NO3 (aq) AH is negative and AS is negative AH is positive and AS is negative AH is positive and AS is positive AH is negative and AS is positive AH is negative and AS is zero

Chemistry
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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A chemical "cold pack" consists of a small pouch an ammonium salt in a larger bag of water (usually colored blue). When the pouch is punctured, the salt spontaneously dissolves in the water with a significant drop in temperature. Which statement is TRUE? NHẠNO3(s) → NH4*(aq) + NO3 (aq) AH is negative and AS is negative AH is positive and AS is negative AH is positive and AS is positive AH is negative and AS is positive AH is negative and AS is zero
Transcribed Image Text:A chemical "cold pack" consists of a small pouch an ammonium salt in a larger bag of water (usually colored blue). When the pouch is punctured, the salt spontaneously dissolves in the water with a significant drop in temperature. Which statement is TRUE? NHẠNO3(s) → NH4*(aq) + NO3 (aq) AH is negative and AS is negative AH is positive and AS is negative AH is positive and AS is positive AH is negative and AS is positive AH is negative and AS is zero
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