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扩散系数与哪些因素有关?
A、absolute temperature
B、concentration gradient
C、the activation energy for diffusion
D、the gas constant
![](https://lstatic.shangxueba.com/jiandati/pc/images/jdt_panel_vip.png)
A、absolute temperature
B、concentration gradient
C、the activation energy for diffusion
D、the gas constant
电解时,电流与时间的关系式为it=i010-Kt,其中K为常数,它与______因素无关。
A.扩散系数D; B.电极表面积A;
C.溶液体积V; D.起始电位E。
A、Plastic deformation work and fracture work
B、Elastic deformation work and plastic deformation work
C、Elastic deformation work and fracture work
D、Plastic deformation work
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