Answers: 2
Physics, 22.06.2019 10:30, markfaerman5408
Carbon is allowed to diffuse through a steel plate 15 mm thick. the concentrations of carbon at the two faces are 0.65 and 0.30 kg c/m^3 fe, which are maintained constant. if the preexponential and activation energy are 6.2 x 10-7 m2 /s and 80,000 j/mol, respectively, compute the temperature at which the diffusion flux is 1.43 x 10^-9 kg/m^2 -s.
Answers: 3
Physics, 22.06.2019 17:00, bella51032
Explain what will happen if decomposers were apsent from a forest ecoysystem.
Answers: 1
Physics, 22.06.2019 17:00, StupidFatChipmunk
What equation is used to calculate the weight of an object on a plant ?
Answers: 1
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