Answers created by ChemGuy

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• What is the molar mass of #H_2CO_3#?
  
• Question #060e3
  
• How does the photoelectric effect support particle theory?
  
• Question #ff599
  
• Why is Le Chatelier's principle important?
  
• How can I find valence electrons of transition metals?
  
• How can Van der Waals forces be either attractive or repulsive?
  
• How does one Coulomb of charge compare with the charge of a single electron?
  
• What's wrong with Bohr's model of the atom?
  
• Why are all spontaneous processes not exothermic?
  
• How does density change with salinity?
  
• Question #26fe8
  
• Why are weak acids and bases poor electrical conductors?
  
• How do you calculate number of valence electrons?
  
• Question #25589
  
• What is the relationship between heat and calorimetry?
  
• How do ionic and molecular compounds compare in terms of melting points?
  
• Does combustion have a negative entropy or positive entropy?
  
• How do intermolecular forces differ from attraction between ions?
  
• Question #a7b17
  
• When does entropy increase?
  
• What are Bronsted-Lowry acids and bases?