Answers edited by SupernovaT

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• Question #44ca3
  
• Question #43517
  
• What are the products of complete combustion of octane?
  
• Question #b8881
  
• Why is vaporization endothermic? Why is condensation exothermic?
  
• Question #5d4ec
  
• Question #8b77a
  
• How many electrons, and how many protons, does an atom have?
  
• Question #b7513
  
• Question #2296d
  
• Why do the noble gases have zero electron affinity?
  
• Question #ab80d
  
• Why is CuS#O_3# called copper (II) sulfite?
  
• Calculate the concentration at equilibrium?
  
• Can a polyatomic ion have no dipole moment?
  
• What are the three main types of radiation in order of increasing penetrating abilities?
  
• What is a quantum number?
  
• Question #f6b4c
  
• Why do Van der Waals forces hold molecules together?
  
• Question #65957
  
• Question #795c5
  
• Question #4d009
  
• Question #b2435
  
• Question #87c89
  
• Question #f5f77
  
• Question #18ebf
  
• What is an advantage of coal power plants over nuclear power plants?
  
• Question #94580
  
• Question #6ab6e
  
• What do the charges on the atoms on each side (right and left sides) of the chemical equation indicate?
  
• Question #2ac80
  
• What to put on my Chemistry Final Notecard?
  
• Question #2d354
  
• Question #85a0a
  
• Question #506b9
  
• A recipe calls for 1 cup of cake mix and 4 eggs. This recipe serves 6 people. How many eggs are needed to make enough to serve 15 people?
  
• Question #f0a16
  
• Why is ozone molecule polar?
  
• Can anyone tell me the Number of Ca, P, O, Mg and atoms in the following: Mg3(PO2) (s) + 3 Ca(NO2) 2 (aq)?
  
• Question #06076
  
• Question #7cfbb
  
• How to find the empirical formula for C5H10O5?
  
• Question #9f6fa
  
• Question #11aaf
  
• How do the physical properties of soap allow water to be used to clean grease??
  
• Question #44221
  
• I want to learn "Quantum chemistry" Can u suggest any kind of lectures That helps me to learn it Also it should provide me interst on chemistry Please suggest a way of learning ??
  
• What are the principal, angular momentum, and magnetic quantum numbers for the #3s#, #2p_y#, and #4p_z# atomic orbitals?
  
• Why do electron clouds repel?
  
• What is the Pauli Exclusion Principle, and how does it lead to the conclusion that at most two electrons can occupy an orbital?
  
• Question #1e810
  
• Question #7275d
  
• Please how do I round 56.479 cents to the nearest cents?
  
• Question #4e6bd