subject
Chemistry, 18.08.2020 17:01 Kode19001

Consider this gas phase equilibrium system:. PCl5(g) equilibrium arrow PCl3(g) + Cl2
deltaH = +87.8 kJ/mol
Which of these statements are false?
A) increasing the temperature causes the equilibrium constant to increase
B) increasing the system volume shifts the equilibrium to the right
C) increasing the temperature shifts the equilibrium to the right
D) a catalyst speeds up the approach to equilibrium and shifts the position from equilibrium to the right.
E) decreasing the total pressure of the system shifts the equilibrium to the right.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 00:30
Lem 2 the data below are for the system ethyl propyl ether (1)-chloroform (2) at 0.5 bar. use the data to answer the following questions (all questions refer to p d 0: 5 bar). a) what are the boiling points of the pure components at 0.5 bar? b) a mixture with the overall composition z1 d 0: 1 is brought to 47.6˱c, 0.5 bar. what is the phase? c) 100 mole of a mixture with z1 d 0: 1 (state a) is mixed with 22 mole of pure ethyl propyl ether vapor (state b). the mixing takes place at 47.6 ˱c, 0.5. bar. what is the phase of the resulting mixture (state c)? if the state is a v/l mixture report the number of moles and mole fractions in each phase. d) plot the txy graph and show states a, b and c. the graph must be done by computer and should be properly annotated. ethyl propyl ether (1) - chloroform (2) at 0.5 bar t ( ˱c) x1 y1 t ( ˱c) x1 y1 42.9 0.000 0.000 49.0 0.470 0.455 43.0 0.020 0.010 49.1 0.520 0.520 43.9 0.065 0.029 48.9 0.567 0.592 45.4 0.156 0.089 48.3 0.652 0.720 46.4 0.215 0.142 47.6 0.745 0.815 47.6 0.296 0.223 46.7 0.822 0.872 48.3 0.362 0.302 45.7 0.907 0.937 48.7 0.410 0.375 44.6 1.000
Answers: 3
question
Chemistry, 22.06.2019 22:30
The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy
Answers: 2
question
Chemistry, 22.06.2019 23:50
Be sure to answer all parts. the following equilibrium constants were determined at 1123 k: c(s) + co2(g) β‡Œ 2co(g) k'p = 1.30 Γ— 1014 co(g) + cl2(g) β‡Œ cocl2(g) k''p = 6.00 Γ— 10βˆ’3 calculate the equilibrium constant at 1123 k for the reaction: c(s) + co2(g) + 2cl2(g) β‡Œ 2cocl2(g) 4.68 Γ— 10 9 (enter your answer in scientific notation.) write the equilibrium constant expression, kp:
Answers: 3
question
Chemistry, 23.06.2019 02:00
The energy that powers a hurricane is derived from
Answers: 1
You know the right answer?
Consider this gas phase equilibrium system:. PCl5(g) equilibrium arrow PCl3(g) + Cl2
deltaH...
Questions
Questions on the website: 13722359