Consider the situation of solute in all tration. let us denote by car, t), the tion of solute in a thin pipe of length l is transfer due to differences in concen- s denote by c(x, t), the concentration at x at time t and let (c. t) be the flux (mass per second) at r at time t. use the law of conservation to derive the diffusion equation for c, in the solute is pumped in the pipe at a rate of f (x, t).

Phase changes are chemical changes. true or false

In a hydrogen molecule there are a total of four charges, 2 protons in the two nuclei, and 2 electrons. how many unique charge-pairs are there (without double counting)?

Choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. a 1.0 kg block is placed on top of a 2.0 kg block. a horizontal rope pulls the 2.0 kg block across a frictionless floor with a force of 21.0 n. the coefficient between the two blocks is 0.75. does the 1.0 kg block on top slide?