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Physical Chemistry
Explore questions in the Physical Chemistry category that you can ask Spark.E!
- what equation links lnK, lnA, activation energy, temperature and the gas constant?
- A collision may not occur is the particles are poorly ____________
- A reaction may not occur if a collision does not have enough ______________
- In an endothermic reaction, the _______________ have more energy
- A reaction occurs when colliding molecules have enough
- Do all ions involved in each step of the reaction appear in the overall balanced equation?
- In an exothermic reaction, the __________________ have more energy
- What time of species is used up as a reactant and does not appear in the overall balanced equation?
- You need more energy to activate what type of reaction?
- A negative entropy value indicates a what in entropy?
- Reactants come after or before the arrow?
- If the result of the Gibbs equation is positive, the reaction is ....
- A positive entropy value indicates a what in entropy?
- If the result of the Gibbs equation is negative, the reaction is ....
- Name the order of phases going from closest to y-axis to farthest.
- Name the order of phases on the increasing slopes of the heating curve graph.
- A negative value for the heats of reaction formula indicates what?
- The melting point of a substance is equal to what?
- On the heating curve graph, the kinetic energy does what as you move from left to right on the x axis (time)?
- In nature, most chemical reactions are...