A chemical engineer is studying the following reaction: BF 3(aq)+ NH3(aq) → BF3NH₂(aq) At the temperature the engineer picks, the equilibrium constant K for this reaction is 1.9. The engineer charges ("fills") three reaction vessels with boron trifluoride and ammonia, and lets the reaction begin. He then measures the composition of the mixture inside each vessel from time to time. His first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time he measures the compositions. reaction vessel A B с compound BF3 ΝΗ, BF, NH3 BF3 NH3 BF, NH, BF3 ΝΗ, BF, NH, concentration 0.65 M 0.70 M 0.88 M 0.03 M 0.07 M 1.06 M 0.04 M 0.08 M 1.05 M expected change in concentration Ot increase O decrease ↓ Ot increase Ot increase Ot increase Ot increase Ot increase ↑ increase Ot increase Ot increase O decrease ↓ decrease ↓decrease Odecrease decrease decrease O decrease Odecrease O(no change) O(no change) O(no change) O(no change) O(no change) (no change) (no change) O(no change) O(no change)

A chemical engineer is studying the following reaction: BF 3(aq)+ NH3(aq) → BF3NH₂(aq) At the temperature the engineer picks, the equilibrium constant K for this reaction is 1.9. The engineer charges ("fills") three reaction vessels with boron trifluoride and ammonia, and lets the reaction begin. He then measures the composition of the mixture inside each vessel from time to time. His first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time he measures the compositions. reaction vessel A B с compound BF3 ΝΗ, BF, NH3 BF3 NH3 BF, NH, BF3 ΝΗ, BF, NH, concentration 0.65 M 0.70 M 0.88 M 0.03 M 0.07 M 1.06 M 0.04 M 0.08 M 1.05 M expected change in concentration Ot increase O decrease ↓ Ot increase Ot increase Ot increase Ot increase Ot increase ↑ increase Ot increase Ot increase O decrease ↓ decrease ↓decrease Odecrease decrease decrease O decrease Odecrease O(no change) O(no change) O(no change) O(no change) O(no change) (no change) (no change) O(no change) O(no change)

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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