Answers created by Anahole

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• How would you balance: N2 + H2 --> NH3?
  
• A giraffe can run up to 46.93 feet per second. How far could a giraffe run in 1.8 seconds?
  
• A boat is rowed at 8 km/h upstream. The river is flowing at 2 km/h. What is the velocity of the boat relative to the bank?
  
• Why is there water on earth?
  
• What types of elements make a salt, and what type of bond is formed?
  
• How would you calculate the formal charge of NH3?
  
• What is crustal stress?
  
• What is wave pounding and how does it result in erosion?
  
• How do you write #8 million# in scientific notation?
  
• What are glacial erratics?
  
• What is the wearing away of rock by a grinding action called?
  
• What are sediments and how are they formed?