Get the answers you need at Westonci.ca, where our expert community is always ready to help with accurate information. Get quick and reliable answers to your questions from a dedicated community of professionals on our platform. Get quick and reliable solutions to your questions from a community of experienced experts on our platform.

At 300ºC the diffusion coefficient and activation energy for Cu in Si are: D (300ºC) = 7.8 x 10-11 m2/s, Qd = 41.5 kJ/mol, R = 8.314 J/mol-K.
What is the diffusion coefficient at 350ºC?