Questions asked by William W.

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• Which resonance structure of NH3- is the best one?
  
• Calculate the height from the Earth's surface that a satellite must attain in order to be in geosynchronous orbit and the satellite's velocity?
  
• A first order reaction has rate constants of #4.6xx"10"^(-2)" s"^(-1)"# and #8.1xx"10"^(-2)" s"^(-1)"# at 0 degrees Celsius and 20 degrees Celsius, respectively. What is the value of the activation energy?