Which substance has the higher entropy?(a) dry ice (solid CO2) at -78°C or CO2(g) at 0 °C(b) liquid water at 25 °C or liquid water at 50 °C(c) pure alumina, Al2O3(s), or ruby (ruby is Al2O3 in which some Al3+ ions in the crystalline lattice are replaced with Cr3+ ions)(d) one mole of N2(g) at 1 bar pressure or one mole of N2(g) at 10bar pressure (both at 298 K)

Entropy is defined as the degree of randomness or disorderliness of the System. if the molecules…

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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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Which substance has the higher entropy?
(a) dry ice (solid CO₂) at -78°C or CO₂(g) at 0 °C
(b) liquid water at 25 °C or liquid water at 50 °C
(c) pure alumina, Al2O₃(s), or ruby (ruby is Al₂O₃ in which some Al³⁺ ions in the crystalline lattice are replaced with Cr³⁺ ions)
(d) one mole of N₂(g) at 1 bar pressure or one mole of N₂(g) at 10
bar pressure (both at 298 K)

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