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thomij's user avatar
thomij's user avatar
thomij
  • Member for 9 years, 9 months
  • Last seen more than a week ago
  • Fort Walton Beach, FL, USA
61 votes

Difference between thermodynamic and kinetic stability

52 votes
Accepted

Why does pasta really boil over?

51 votes
Accepted

Difference between shells, subshells and orbitals

30 votes

Is carbon dioxide organic or inorganic?

23 votes
Accepted

Why doesn't the viscosity of water change much with temperature like it does for other substances?

16 votes
Accepted

amu and g/mol relation

15 votes
Accepted

Reaction of silver nitrate and hydrochloric acid

15 votes
Accepted

Why are ionic compounds bad conductors of electricity in solid state?

14 votes
Accepted

Is a hydrogen bond considered to be a van der Waals force?

14 votes

Are all homogeneous mixtures just solutions?

14 votes
Accepted

What holds atoms together?

14 votes

How were the elements discovered before modern technology?

14 votes
Accepted

How to calculate melting/boiling points at different pressures?

14 votes

How does propylene glycol/glycerin form formaldehyde/acetaldehyde when vaporized?

13 votes

How to explain the concept of mol and reactions involving mol quantities

13 votes
Accepted

What are these crystals on my champagne cork?

13 votes
Accepted

Why are there different values for enthalpy of combustion, depending on the calculation method?

12 votes
Accepted

What happens if a polymer's length is equal to its persistence length?

12 votes

Is an ionic bond more like a covalent bond or an intermolecular force?

12 votes
Accepted

Conditions for spontaneity

11 votes
Accepted

Amount of Phenolphthalein required

11 votes

Unit consistency in rate equations

11 votes
Accepted

Will heating alumina (Al2O3) to its melting point yield pure Al?

11 votes
Accepted

Theoretical principles of molecular simulations

10 votes
Accepted

Why is weight of 1 mole of substance equal to atomic/molecular mass in grams?

10 votes
Accepted

Why do ionic substances with higher lattice energies tend to be less soluble in water than substances with lower lattice energies?

10 votes
Accepted

What is the name of the formula ΔE = q + w?

10 votes
Accepted

Why is change in gibbs energy not zero through the gibbs free energy equation?

10 votes
Accepted

Why is Gibbs free energy more useful than internal energy?

9 votes
Accepted

Why are PTFE and FEP named "ethylene" when they don't have double bonds?

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