activation energy in a sentence

1) The energy required to start the reaction is called activation energy .

2) The activation energy for defect formation increases this equilibrium defect density.

3) This energy is called the activation energy of the electron.

activation energy example sentences

4) Chemical reactions require activation energy in order to get started .

5) The purpose of a catalyst is to alter the activation energy .

6) Figure 4: Enzymes allow activation energies to be lowered.

7) Catalysts speed up chemical reactions by lowering their activation energy . 10.

8) The Arrhenius equation provides a useful method for calculating the activation energy .

9) The reaction with the lower activation energy will proceed at a greater rate.

10) The activation energy , __FORMULA__, should not be confused with __FORMULA__.

11) Activation energies may often be obtained from rate measurements by using transition state theory.

12) On the right, the direct burning of sugar requires a larger activation energy .

13) Enzymes work by lowering the activation energy required for a reaction to proceed.

14) Enzymes lower the activation energy necessary to transform a reactant into a product.

15) There is no thermal activation energy for the transformation from austenite to martensite.

use activation energy in a sentence

16) Such a collapse (a "decay event") requires a specific activation energy .

17) Because of the low activation energies , such reactions are often readily reversible at room temperature.

18) The activation energy (Ea) for polysilicon deposition is about 1.7 eV.

19) The metal ion lowers the activation energy for the process by forming a transient Co-CH3 bond.

20) Turns out this actually requires a bit of activation energy to remember to do this every night.

21) Higher octane ratings correlate to higher activation energies : the amount of applied energy required to initiate combustion.

22) It decreases the activation energy for the reaction, and so decreases cure temperature and increases cure speed.

23) The activation energy of ligand exchanges processes can be determined by the temperature dependence of the line broadening.

24) Catalysts work by providing an (alternative) mechanism involving a different transition state and lower activation energy .

25) Thus, the activation energy of the overall reaction is lowered, and the rate of reaction increases.

26) Therefore the temperature for thermochemical sulfate reduction is much higher due to the activation energy required to reduce sulfate.

27) Activation energy , normally provided by thermal energy in conventional chemistry, can also be provided by mechanical means.

28) We experimentally demonstrated that the activation energy for hydrogen absorption is not constant but rather evolves with the driving force.

How to use activation energy in a sentence

29) The activation energy for a reaction is the minimum energy which colliding molecules require for a reaction to take place.

30) Not only was the activation energy for these materials much lower, but they could also undergo much larger deformations.

31) The activation energy represents the energy difference between the initial ideally arranges state and a transition state towards the defective structure.

32) The activation energy (E ‡) is the sum of destabilizing distortions and stabilizing interactions (Ei ‡).

33) We can use the Arrhenius equation to look at the effect of the temperature and activation energy on reaction rate.

34) Kinetic resolution is a possible method for irreversibly differentiating a pair of enantiomers due to (potentially) different activation energies .

35) Metals with low activation energies are used to make photodetectors and photoelectric cells whose electrical properties change in the presence of light.

36) Consequently, an enzyme-catalyzed reaction pathway has a smaller energy barrier ( activation energy ) to overcome before the reaction can proceed.

37) Because heating a substance adds energy to it there is more activation energy available for its particles to use in chemical reactions.

38) For outer sphere redox reactions there cannot be such a reaction path, but nevertheless one does observe an activation energy .

39) ATP is stable in water and will not hydrolyze unless the kinetic barrier ( activation energy ) is circumvented by an enzyme.

40) The Arrhenius equation gives the quantitative basis of the relationship between the activation energy and the rate at which a reaction proceeds.

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