A chemical engineer is studying the following reaction: N₂(g) + 3H₂(g) → 2 NH3(g) At the temperature the engineer picks, the equilibrium constant K for this reaction is 0.00073. The engineer charges ("fills") three reaction vessels with nitrogen and hydrogen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction vessel A B C compound N₂ H, NH3 N₂ H₂ NH3 N₂ H₂ ΝΗ, pressure 44.19 atm 39.02 atm 45.75 atm 50.30 atm 45.08 atm 57.84 atm 44.02 atm 38.49 atm 46.11 atm expected change in pressure Ot increase O decrease Ot increase O decrease ↑ increase ↑ increase Ot increase ↑ increase Ot increase ↑ Ot increase Ot increase O decrease O decrease ↓ O decrease O decrease ↓ decrease O↓ decrease O decrease ↓ X (no change) (no change) O(no change) (no change) O(no change) (no change) (no change) O(no change) O(no change) 15

A chemical engineer is studying the following reaction: N₂(g) + 3H₂(g) → 2 NH3(g) At the temperature the engineer picks, the equilibrium constant K for this reaction is 0.00073. The engineer charges ("fills") three reaction vessels with nitrogen and hydrogen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction vessel A B C compound N₂ H, NH3 N₂ H₂ NH3 N₂ H₂ ΝΗ, pressure 44.19 atm 39.02 atm 45.75 atm 50.30 atm 45.08 atm 57.84 atm 44.02 atm 38.49 atm 46.11 atm expected change in pressure Ot increase O decrease Ot increase O decrease ↑ increase ↑ increase Ot increase ↑ increase Ot increase ↑ Ot increase Ot increase O decrease O decrease ↓ O decrease O decrease ↓ decrease O↓ decrease O decrease ↓ X (no change) (no change) O(no change) (no change) O(no change) (no change) (no change) O(no change) O(no change) 15

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...

See similar textbooks

Similar questions

A chemical engineer is studying the following reaction: H₂(g) + Cl₂(g) → 2 HCl (g) At the temperature the engineer picks, the equilibrium constant K for this reaction is 0.39. р The engineer charges ("fills") three reaction vessels with hydrogen and chlorine, 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 C compound H₂2 C1₂ HCl H₂ C12 H Cl H₂ C1₂ H Cl pressure 2.00 atm 2.71 atm 2.34 atm 2.70 atm 3.41 atm 0.93 atm 2.66 atm 3.37 atm 1.00 atm expected change in pressure ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↓ decrease ↓ decrease ↓ decrease ↓decrease ↓decrease ↓decrease ↓decrease ↓decrease ↓ decrease (no change) (no change) (no change) (no change) (no change) (no change) (no…
A chemical engineer is studying the following reaction: 2 H,S(g)+302(9) → 2 SO,(g)+2H,O(9) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 3.2. The engineer charges ("fills") four reaction vessels with hydrogen sulfide and oxygen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction compound pressure expected change in pressure vessel H,S 2.22 atm O f increase OI decrease O (no change) 3.39 atm O t increase O I decrease O (no change) so, O I decrease O (no change) 6.16 atm O t increase H,0 8.72 atm O increase O! decrease O (no change) H, S 1.96 atm O t increase OI decrease O (no change) 0, 3.00 atm O f increase O I decrease O (no change) so, OI decrease O (no change) 6.42 atm O f increase H,0 8.98 atm O f…
A chemical engineer is studying the following reaction: CH3CH₂NH₂(aq) + HCl(aq) → At the temperature the engineer picks, the equilibrium constant K for this reaction is 2.0. с The engineer charges ("fills") four reaction vessels with ethylamine and hydrogen chloride, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction vessel A B C compound CH,CH,NH, H Cl Cl CH₂CH₂NH3 CH,CH,NH, H Cl Cl CH,CH,NH, CH,CH,NH, H Cl Cl Cl¯(aq)+CH₂CH₂NH²(aq) CH,CH,NH, concentration 0.22 M 0.29 M 0.91 M 1.23 M 0.71 M 0.80 M 0.86 M 1.30 M 0.85 M 0.92 M 0.28 M 0.60 M expected change in concentration ↑ increase ↑ increase ↑ increase ↑ increase increase ↑ increase increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↓ decrease ↓ decrease ↓ decrease decrease ↓ decrease…
A chemical engineer is studying the following reaction: HCN(aq)+NH3(aq) → CN (aq)+NH (aq) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.91. The engineer charges ("fills") four reaction vessels with hydrogen cyanide 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 compound concentration expected change in concentration vessel HCN 0.64 M (O↑ increase O I decrease (no change) NH, 0.61 M O ↑ increase I decrease (no change) A CN 0.54 M ↑ increase O I decrease (no change) NH, 0.66 M O ↑ increase O Į decrease (no change) HCN 1.11 M O ↑ increase Į decrease (no change) NH, 1.08 M O ↑ increase O I decrease (no change) В CN 0.07 M O ↑ increase O Į decrease (no change) NHA 0.19 M O ↑ increase O I…
Calcium oxide and carbon dioxide react to form calcium carbonate, like this: CaO(s)+CO,(g)→CaCO3(s) At a certain temperature, a chemist finds that a 8.1 L reaction vessel containing a mixture of calcium oxide, carbon dioxide, and calcium carbonate at equilibrium has the following composition: compound amount СаО 43.8 g CO2 40.9 g CaCO3 55.4 g Calculate the value of the equilibrium constant K, for this reaction. Round your answer to 2 significant digits. K = 0 x10
A chemical engineer is studying the following reaction: HCH3CO2(aq)+CH3NH2(aq) → CH3CO2(aq)+CH3NH(aq) At the temperature the engineer picks, the equilibrium constant K for this reaction is 0.80. The engineer charges ("fills") four reaction vessels with acetic acid and methylamine, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction vessel compound concentration expected change in concentration HCH CO₂ 0.58 M ↑ increase ↓ decrease (no change) CH3NH2 0.57 M ↑ increase ↓ decrease (no change) A CH3CO2 1.09 M ○ ↑ increase ↓ decrease (no change) CH,NH, 1.28 M ○ ↑ increase ↓ decrease (no change) HCH,CO₂ CH3NH2 1.28 M ↑ increase ↓decrease (no change) 1.27 M ↑ increase ↓ decrease (no change) B CH,CO, 0.39 M ↑ increase ↓ decrease (no change) CHÍNH, HCH3CO2…
A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 2 CH₂(g) C₂H₂(g) + 3H₂(g) K₁=3. × 10 P -6 He fills a reaction vessel at this temperature with 6.0 atm of methane gas. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of C₂H₂, using only the tools available to you within ALEKS? If you said yes, then enter the equilibrium pressure of C₂H₂ at right. Round your answer to 1 significant digit. 0 yes no atm x10 X Ś
chemical engineer is studying the following reaction: 2 NO(g) + 2H₂(g) → N₂(g)+2H₂O(g) At the temperature the engineer picks, the equilibrium constant K for this reaction is 0.091. The engineer charges ("fills") four reaction vessels with nitrogen monoxide and hydrogen, 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 ΝΟ H₂ N₂ H₂O ΝΟ H₂ N. H₂O ΝΟ H₂ N₂ H₂O pressure 8.91 atm 2.88 atm 6.04 atm 5.62 atm 10.74 atm 4.71 atm 5.13 atm 3.79 atm 8.88 atm 2.85 atm 6.05 atm 5.65 atm expected change in pressure ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase increase ↑ increase increase ↓ decrease ↓ decrease ↓decrease ↓ decrease ↓ decrease ↓ decrease ↓ decrease ↓ decrease ↓ decrease…
Assume that the reaction for the formation of gaseous hydrogen fluoride from gaseous hydrogen and gaseous fluorine has an equilibrium constant of 1.15 x 102 at a given temperature. In a particular experiment, 3.00 mol of each component was added to a 1.50 L flask. Calculate the equilibrium concentrations of all species.
A chemist is studying the following equilibirum, which has the given equilibrium constant at a certain temperature: 2 CH₂(g) = 3 H₂(g) + C₂H₂ (g) 3. × 10² K P = He fills a reaction vessel at this temperature with 8.0 atm of methane gas. Use this data to answer the questions in the table below. Can you predict the equilibrium pressure of H₂, using only the tools available to you within ALEKS? If you said yes, then enter the equilibrium pressure of H₂ at right. Round your answer to 1 significant digit. 0 yes no atm x10 X Ś
A chemical engineer is studying the following reaction: N2(9)+3H,(g) → 2NH,(g) At the temperature the engineer picks, the equilibrium constant K, for this reaction is 0.00029. The engineer charges ("fills") three reaction vessels with nitrogen and hydrogen, and lets the reaction begin. She then measures the composition of the mixture inside each vessel from time to time. Her first set of measurements are shown in the table below. Predict the changes in the compositions the engineer should expect next time she measures the compositions. reaction compound pressure expected change in pressure vessel N2 52.94 atm f increase OI decrease (no change) H2 23.44 atm O t increase OI decrease O (no change) A NH3 14.08 atm O t increase I decrease (no change) N2 47.16 atm O f increase I decrease (no change) В H2 20.07 atm O f increase O I decrease (no change) NH3 11.95 atm O f increase OI decrease (no change) N2 47.80 atm O f increase OI decrease (no change) H2 21.97 atm O f increase OI decrease (no…
A chemical engineer is studying the following reaction: N₂(g) + 3H₂(g) → 2 NH3(g) At the temperature the engineer picks, the equilibrium constant K for this reaction is 0.00014. The engineer charges ("fills") three reaction vessels with nitrogen and hydrogen, 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 C compound N₂ H₂ NH3 N₂ H₂ NH₂ N₂ H₂ NH₂ pressure 32.70 atm 49.38 atm 23.45 atm 33.09 atm 50.55 atm 22.67 atm 33.10 atm 50.59 atm 22.64 atm expected change in pressure ↑ increase ↑ increase ↑ increase ↑ increase ↑ increase O ↑ increase ↑ increase ↑ increase ↑ increase decrease ↓ decrease ↓ decrease ↓ decrease ↓ decrease decrease ↓ decrease decrease decrease (no change) (no change) (no change) (no change) (no change) O (no change) (no…