Determine the emf of a fuel cell
Determine the emf of a fuel cell that oxidizes hydrogen according to the reaction:
2H2 (g) + O2 (g) --> 2H2O (l)
under the following conditions: pH = 0, PH2 = 1 atm, PO2 = 0.2 atm.
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What volume and mass of steam at 100 degrees C and 1.00 atm would, during condensation, release the same amount of heat as 100.cm^3 of liquid water during freezing? What do you note, qualitatively, about the relative volumes and masses of steam an
A sample of H½O with a mass of 46.0 grams has a temperature of -58.0 àC. How many joules of energy are necessary to melt 46.0 grams of ice? (Use 2.1 J/gàC for the specific heat of ice,
Consider 25.0 g of water at 21.7°C that are mixed with 25.0 g of water at 43.3°C in a foam cup calorimeter. The equilibrium temperature reached was 30.4°C. Calculate the calorimeter constant in J/°C.
Calculate the molality and molarity of an NH3 solution made up of 37.0 g of NH3 in 70.0 g of water. The density of the solution is 0.982 g/mL.
A 2.5-L sample of a 6.3M NACl solution is diluted to 75L. What is the molarity of the diluted solution?
Choose a current issue of consumer reports, money, BusinessWeek, or Kiplinger's Personal Finance and summarize an article that updates the costs of health care.
Calculate the density of a solid cube that measures 4.79 cm on each side and has a mass of 420
From the case study, determine Staples’ competitive advantage and its current business model. Next, use a brief SWOT analysis to analyze the primary way in which the company executes a strategy for growth based on its SWOT analysis.
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Describe a situation when you felt compelled to behave in a manner that was counter to your true self. How would you behave differently today?
What factors should be considered when determining whether that evaluation can be applied to another research study?
Daniel, the admission department supervisor, has been receiving complaints about his registration staff. They are making patients late for their appointments
Question: When it comes to conducting a strike against a multinational corporation Question options:
ShopRight has been experiencing growth in customer demand but is currently unable to meet it. This has led to customer dissatisfaction.
You have been tasked with revamping the recruitment program - how do you get teachers interested in applying to work in your school district?
Question: Identify a true statement about moderate level of customer participation in the service delivery process.