System Change AS AS < 0 20. L of pure argon (Ar) gas and AS = 0 The gases are mixed, with the 20.0 L of pure oxygen (O2) gas, pressure kept constant at 3 atm. AS > 0 both at 3 atm and 19°C. not enough information AS < 0 1.0 g of ammonium chloride (NH Cl) and 2.0 L of pure water AS = 0 The ammonium chloride is dissolved in the water. AS > 0 at 71 °C. not enough information AS < 0 The seawater is passed through a reverse-osmosis filter, which separates it into 750. mL of pure AS = 0 A liter of seawater at 15°C. AS > 0 water and 250. mL of brine (very salty water). not enough information OO O O

System Change AS AS < 0 20. L of pure argon (Ar) gas and AS = 0 The gases are mixed, with the 20.0 L of pure oxygen (O2) gas, pressure kept constant at 3 atm. AS > 0 both at 3 atm and 19°C. not enough information AS < 0 1.0 g of ammonium chloride (NH Cl) and 2.0 L of pure water AS = 0 The ammonium chloride is dissolved in the water. AS > 0 at 71 °C. not enough information AS < 0 The seawater is passed through a reverse-osmosis filter, which separates it into 750. mL of pure AS = 0 A liter of seawater at 15°C. AS > 0 water and 250. mL of brine (very salty water). not enough information OO O O

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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