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• what gives commodity money its value? a government’s guarantee of its value the type of material with which it is made its rate of exchange in other countries the ability to trade it for a valuable good
  
• how did hay’s suggestion of an open door policy in china benefit the united states over other nations?
  
• according to what you’ve learned, jewish people in europe were treated well and prospered in many different cities suffered a long history of discrimination and mistreatment were persecuted by mobs only in the sixteenth century
  
• after you are done taking notes from a speaker, you should _____. a. let them know your opinion b. put your notes away quickly c. type up your notes for everyone d. review your notes and clarify please select the best answer from the choices provided
  
• new ocean crust or sea floor is produced when tectonic plates _______. responses a divergediverge b converge
  
• ethical ___________ are universal rules of conduct, derived from theories that provide a practical basis for what kinds of actions, intentions, and motives are valued.
  
• the principle difference between point source and nonpoint source water pollution is _______. a. whether the pollution is organic or inorganic b. the number of sources of pollution c. the amount of pollution d. whether it is from commercial or agricultural sources
  
• when using the method of initial rates for a kinetic study, the reaction is performed . one reactant concentration is kept constant, and the other .
  
• which of the following is the complete list of roots for the polynomial function f (x) = (x squared + 2 x minus 15) (x squared + 8 x + 17)?
  
• select the correct answer. an iron bar at 200°c is placed in thermal contact with an identical iron bar at 120°c in an isolated system. after 30 minutes, both iron bars are at 160°c. if the iron bars were placed in thermal contact in an open system instead of an isolated system, how would the results be different? assume that the room temperature is 25°c. a. the temperatures of the iron bars after 30 minutes would be less than 160°c because heat would be lost to the surroundings. b. it would take more than 30 minutes for both iron bars to reach 160°c because heat would be transferred less efficiently. c. the temperatures of both iron bars would increase as they absorb heat from the surroundings. d. the temperatures of both iron bars would decrease because pieces of them would be lost to the surroundings.