Which of the following statements must be true for a spontaneous process? Choose all that apply:...
Which of the following statements must be true for a spontaneous process? Choose all that apply:
ΔGsys < 0
ΔSuniv > 0
ΔSsys > 0
ΔHsys - TΔSsys < 0
ΔHsys < 0
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Which of the following statements must be true
for a spontaneous process? Choose all that apply:...
For a spontaneous process, which of the following MUST be true? (select all that apply) Select...
For a spontaneous process, which of the following MUST be true? (select all that apply) Select all that apply: TΔS>ΔH ΔG>0 ΔSuniv>0 ΔSsys>ΔSsurr
For a spontaneous process, which of the following MUST be true? (select all that apply) Select...
For a spontaneous process, which of the following MUST be true? (select all that apply) Select all that apply: Ο ΤΔ.S > ΔΗ AG > 0 AS univ> Asys > ASSU
or a spontaneous process: Δ Suniverse = Δ Ssys + Δ Ssurroundings > 0Change in S...
or a spontaneous process: Δ Suniverse = Δ Ssys + Δ Ssurroundings > 0Change in S of system = ΔSsys Change in S of surroundings = −ΔHsys/T Change in S of universe: ΔSuniverse = ΔSsys − ΔHsys/T > 0
For the following reaction, N2 (g) + 1/2O2 (g) N2O (g) At 298 K, ΔSsurr = -...
For the following reaction, N2 (g) + 1/2O2 (g) N2O (g) At 298 K, ΔSsurr = - 275.34 J/K and ΔSsys = -74.3 J/K. Which of the following statements is true? ΔSuniv = -201.04 J/K and the process is nonspontaneous at 298K ΔSuniv = -201.04 J/K and the process is spontaneous at 298K ΔSuniv = 201.04 J/K and the process is spontaneous at 298K ΔSuniv = -349.6 J/K and the process is nonspontaneous at 298K ΔSuniv = -349.6 J/K and the process...
Which of the following statements are true (select ALL that apply) (a) The standard entropy of...
Which of the following statements are true (select ALL that apply) (a) The standard entropy of any compound is greater than 0. (b) For a given compound the entropy of a molecule in the gas phase is higher than in a liquid at the same temperature. (c) In a spontaneous process the entropy of the system always increases (d) In a spontaneous process the entropy of the universe always increases. (e) The reaction entropy is always positive. (f) The standard...
4. Which of the following statements is never true for a spontaneous process? I. AS, >O...
4. Which of the following statements is never true for a spontaneous process? I. AS, >O II. ASgurr > 0 III. AS univ> 0 IV. AGº > 0 A) I B) MI C ) IV D) I and III E) III and IV
Which of the following statements is true for real gases? Choose all that apply. As molecules...
Which of the following statements is true for real gases? Choose all that apply. As molecules increase in size, deviations from ideal behavior become more apparent at relatively low pressures. The volume occupied by the molecules can cause a decrease in pressure compared to the ideal gas. As molecules increase in size, deviations from ideal behavior become more apparent at relatively high pressures. The volume occupied by the molecules can cause an increase in pressure compared to the ideal gas.
Which of the following statements are true? Check all that apply. A. The entropy of a...
Which of the following statements are true? Check all that apply. A. The entropy of a system can not increase in a reversible adiabatic process. B. The entropy of the surroundings can not increase in a reversible adiabatic process. C. The entropy of the surroundings can not increase in an adiabatic process. D. The entropy of a system can not increase in an adiabatic process.
Which of the following statements is true tor real gases? Choose all that apply. As molecules...
Which of the following statements is true tor real gases? Choose all that apply. As molecules increase in size, deviations from ideal behavior become more apparent at relatively high pressures. Attractive forces between molecules cause a decrease in pressure compared to the ideal gas. The volume occupied by the molecules can cause a decrease in pressure compared to the ideal gas. As molecules increase in size. deviations from ideal behavior become more apparent at relatively low pressures.
Need help with homework Which of the following statements are true? Select all that apply. The...
Need help with homework
Which of the following statements are true? Select all
that apply.
The rate of change of pressure in a cylinder is given by the graph ar below. dP/dt (kPa/sec) Which of the following statements are true? Select all that apply. The cylinder pressure is greatest at four seconds. P(2) < P(4) P'(t) dt < 0 AP<0 on the interval [2, 4]. The pressure is increasing on the interval [8, 10). The cylinder pressure is lowest at...
For a spontaneous process, which of the following MUST be true? (select all that apply) Select all that apply: Ο ΤΔ.S > ΔΗ AG > 0 AS univ> Asys > ASSU
4. Which of the following statements is never true for a spontaneous process? I. AS, >O II. ASgurr > 0 III. AS univ> 0 IV. AGº > 0 A) I B) MI C ) IV D) I and III E) III and IV
Which of the following statements is true for real gases? Choose all that apply. As molecules increase in size, deviations from ideal behavior become more apparent at relatively low pressures. The volume occupied by the molecules can cause a decrease in pressure compared to the ideal gas. As molecules increase in size, deviations from ideal behavior become more apparent at relatively high pressures. The volume occupied by the molecules can cause an increase in pressure compared to the ideal gas.
Which of the following statements is true tor real gases? Choose all that apply. As molecules increase in size, deviations from ideal behavior become more apparent at relatively high pressures. Attractive forces between molecules cause a decrease in pressure compared to the ideal gas. The volume occupied by the molecules can cause a decrease in pressure compared to the ideal gas. As molecules increase in size. deviations from ideal behavior become more apparent at relatively low pressures.
Need help with homework
Which of the following statements are true? Select all
that apply.
The rate of change of pressure in a cylinder is given by the graph ar below. dP/dt (kPa/sec) Which of the following statements are true? Select all that apply. The cylinder pressure is greatest at four seconds. P(2) < P(4) P'(t) dt < 0 AP<0 on the interval [2, 4]. The pressure is increasing on the interval [8, 10). The cylinder pressure is lowest at...
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