Answers created by Matt N.

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• What causes dipole-dipole interactions?
  
• Why do periodic trends exist for electronegativity?
  
• Can the molecular formula of a compound ever be the same as the empirical formula?
  
• What scientist came up with the law of definite proportions?
  
• How do you write nuclear equations for beta decay?
  
• What is the empirical formula for an ionic compound?
  
• How many valence electrons does sodium have?
  
• What are conjugate acid-base pairs?
  
• Question #e03bb