Answers edited by Jackie Shlecter

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• What is the Arrhenius acid that contains the fluoride anion?
  
• Why metals are good conductors of electricity?
  
• Question #c03da
  
• Question #b61f8
  
• How can we identify dependent variables?
  
• What is unit conversion?
  
• Question #bc73f
  
• What is the difference between covalent and ionic bonding?
  
• Question #19ea3
  
• What is the molarity of 3 hydrogen peroxide?
  
• How big is a neutron relative to a proton?
  
• How do the orbitals look for sigma and pi bonds?
  
• When does covalent bonding occur?
  
• How do matter and energy interact?
  
• How do you find heat of solvation of #NH_4Cl#?
  
• Question #600dc
  
• What is mutual solubility temperature?
  
• When does entropy increase?
  
• What are the first and second ionization energies?
  
• What is a physical change?
  
• How can a chemical change be sped up?
  
• Question #9f4ad
  
• How do you calculate pH diprotic acid?
  
• How can nuclear fission be used to generate electricity?
  
• How does the formation of a solution involve energy?
  
• How can the concentration of water in solution be decreased?
  
• Why is beta decay a weak interaction?
  
• What do the terms anhydrous, hydrous, and undissociated mean?
  
• How many valence electrons are in an atom of magnesium?
  
• Question #81669
  
• Question #36243
  
• What is the relationship between heat and calorimetry?
  
• How can elements have different isotopes?
  
• How can a galvanic cell become an electrolytic cell?
  
• Question #08a1c
  
• How are metalloids different from metals?
  
• Question #16a6b
  
• What is the s,p,d,f configuration of Co?
  
• How do nuclear fusion and fission differ?
  
• How do trends in atomic radius relate to ionization energy?
  
• Question #16a6f
  
• How do you calculate pH from acid dissociation constant?
  
• How do you find density in the ideal gas law?
  
• How does electrolysis separate hydrogen and oxygen?
  
• How do you do acid base neutralization reactions?
  
• How can molarity be used as a conversion factor?
  
• How does ionization energy relate to reactivity?
  
• How do you apply gas stoichiometry?
  
• How do you make a 10 percent solution?
  
• How are saturated solutions at equilibrium?
  
• How does Boyle's law relate to breathing?
  
• Question #fee47
  
• How can enthalpy change be determined for an aqueous solution?
  
• Question #a33e0
  
• How do rates of reaction change with concentration?
  
• How is separating components of mixtures different from compounds?
  
• Question #e484d
  
• How do you know which ideal gas constant to use?
  
• What are physical properties of liquids?
  
• How do covalent bonds conduct electricity?
  
• How do covalent bonds dissolve in water?
  
• What are strong and weak acids?
  
• What is the chemical equation for cellular respiration?
  
• How do I generate the electron configuration of iron?
  
• What type of mixtures can be separated by filtration?
  
• What units should we use for volume?
  
• How do you compute Hess's law calculations?
  
• How does the Bohr model work?
  
• Question #f13b2
  
• Question #fd73d
  
• Question #258e5
  
• Why is freezing an exothermic process?
  
• How does enthalpy change with pressure?
  
• How do intermolecular forces affect solvation?
  
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