concentration gradient


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Related to concentration gradient: active transport, Facilitated diffusion

concentration gradient

[‚kän·sən′trā·shən ‚grād·ē·ənt]
(chemistry)
The graded difference in the concentration of a solute throughout the solvent phase.
References in periodicals archive ?
This result represents the first task of the present paper: to infer the concentration gradient law governing any diffusion process as a consequence of the fundamental eq.
Can you calculate the increase in concentration gradient and thus the rate of diffusion for a person receiving oxygen at 40 percent (6 L/ rain via simple face mask) and 24 percent (1 L/min via nasal cannula)?
As oxygen diffuses along its concentration gradient from the alveoli to the mixed-venous blood, oxygen physically dissolves in the plasma according to Henry's Law of Solubility.
Predict the effect that the concentration gradient has on the rate of osmosis by using the computer-generated graphs.
As indicated above, oxygen flows down its concentration gradient from the alveolus into the blood.
Therefore, it is a reasonable assumption that the concentration gradient exists only around the collector of the passive sampler.
Concentration gradient of CSF monoamine metabolites in children and adolescents.
This overall increase and the lack of concentration gradient are not consistent with a Fickian-based diffusion mechanism.
This includes the structure, the nitrogen content and thickness of the compound zone, the final concentration of the new elements added to the surface and the nitrogen concentration gradient in the diffusion zone.
The migration of IPBC over the paint film cross section is following the concentration gradient
The S-parameter obtained by DBES exhibited a three-layer depth profile, which is attributed to the presence of a "skin" layer in the polymer matrix of the primer and a concentration gradient in the inorganic phases distributed through the primer.

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