4) The decomposition of phosphorus pentachloride (PCIS) into phosphorus trichloride (PCI:) and chlorine gas (Cl2) is a first order process with a rate constant of 0.0842 sat a certain temperature. If 40.4 s after the reaction begins, the concentration of PCIs is 0.0203 M, what was the initial concentration of PCI3? (A) (B) (C) (D) (E) 6.76 x 104 M 0.609 M 3.42 M 0.495 M 0.820 Mt

4) The decomposition of phosphorus pentachloride (PCIS) into phosphorus trichloride (PCI:) and chlorine gas (Cl2) is a first order process with a rate constant of 0.0842 sat a certain temperature. If 40.4 s after the reaction begins, the concentration of PCIs is 0.0203 M, what was the initial concentration of PCI3? (A) (B) (C) (D) (E) 6.76 x 104 M 0.609 M 3.42 M 0.495 M 0.820 Mt

Chemistry & Chemical Reactivity

10th Edition

ISBN:9781337399074

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter14: Chemical Kinetics: The Rates Of Chemical Reactions

Section14.4: Concentration-time Relationships: Integrated Rate Laws

Problem 14.5CYU: Sucrose, a sugar, decomposes in acid solution to give glucose and fructose. The reaction is...

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