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Activity 3-2 part1. Answer only no. 1
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- Define isobaric,isochoric, isenthalpic,and isothermal. Can achangein a gaseous system be isobaric, isochoric,and isothermal at the same time? Why or why not?With regard to exercise 2.50, how accurate do you think your answer is, and why?Under what conditions will U be exactly zero for a process whose initial conditions are not thesame as its final conditions?
- 6) Calculate the final temperature of a sample of carbon dioxide of mass 16.0 g that is expanded reversibly and adiabatically from 500 cm³ at 298.15 K to 2.00 dm³.For each system listed in the first column of the table below, decide (if possible) whether the change described in the second column will increase the entropy S of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information" button in the last column. Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change AS O AS 0 both at 37.°C. flows through the bag into the sucrose solution. not enough O information O AS 0 water and 250. mL of brine (very salty water). not enough information O AS 0 both at 2 atm and 22°C. not enough O information Explanation Check 62022 McGraw Hill LLC. Al Rights Reserved. Terms of Use I Privacy Center Accessibility IA here to search 99+ ASUIS ZenBook- What is the relationship between Gibbs Free Energy and chemical potential?I. There is no relationship between the two.II. The Gibbs free energy is the partial derivative of the chemical potential withregarding temperature.III. The chemical potential is the Gibbs function per mole. - Imagine that you want to work at constant pressure; Among the following options, which thermodynamic potential should you use?I. EnthalpyII. Internal energyIII. Gibbs energy Justify each alternative.
- For each system listed in the first column of the table below, decide (if possible) whether the change described in the second column will increase the entropy S of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information" button in the last column. Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change AS O AS 0 not enough information O As 0 at 19 °C. not enough information AS 0 carbon dioxide (CO,) gas at 3 atm pressure kept constant at 3 atm. and 16°C. not enough information Check Explanation O 2021 McGraw-Hill Education. All Rights Reserved. Terms of Use | Privacy Acc 60For each system listed in the first column of the table below, decide (if possible) whether the change described in the second column will increase the entropy of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information" button in the last colum Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change AS O AS 0 both at 37.°C. not enough O information O AS 0 water and 250. mL of brine (very not enough information salty water). O AS 0 pressure kept constant at 2 atm both at 2 atm and 22°C. not enough information Explanation Check 02022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessi IA 99+ to searchthe free energy for a reaction can be related to the equilibriumconstant through the formula below. K = e (-ΔG° / RT) Therefore if Kc for a reaction is known, Go can be determined, or vice versa. Furthermore, ifyou have the value for Go at two different temperatures, you can calculate H and S throughthe familiar equation for Gibbs energy below, since you have two unknowns but also twoequations. G = H – T S In this lab you will be studying the solubility of borax (Na2B4O5(OH)4*8H2O), a slightly solublesodium salt, at two different temperatures. When solid borax is added to water, theequilibrium below is established. Na2B4O5(OH)4*8H2O (s) <--> 2 Na+ (aq) + B4O5(OH)42- (aq) + 8 H2O(l) If you measure the concentrations for those substances that show up in the reaction quotient,then the Kc for the reaction at that temperature can be calculated. In this lab, theconcentration of borate ion (B4O5(OH)42-) in solution will be measured by titration with standardhydrochloric acid…
- For each system listed in the first column of the table below, decide (if possible) whether the change described in the second column will increase the entropy S of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information" button in the last column. Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change AS AS 0 - 16°C. pressure kept constant at 5 atm, not enough information AS 0 the solution. not enough information AS 0 not enough informationFor each system listed in the first column of the table below, decide (if possible) whether the change described in the second column will increase the entropy S of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information" button in the last column. Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change AS O AS 0 27°C. pressure kept constant at 4 atm. not enough O information O AS 0 not enough information O AS 0 the solution. not enough informationFor each system listed in the first column of the table below, decide (if possible) whether the change described in the second column will increase the entropy S of the system, decrease S, or leave S unchanged. If you don't have enough information to decide, check the "not enough information" button in the last column, Note for advanced students: you may assume ideal gas and ideal solution behaviour. System Change AS O ASSEE MORE QUESTIONS