【单选题】Solutions A and B are separated by a semipermeable membrane that is permeable to K + , but not to Cl - . Solution A is 100 mM KCl, and solution B is 1 mM KCl. Which of the following statements about s...
A.
K + ions will diffuse from solution A to solution B until the [K + ] of both solutions is 50.5 mM
B.
K + ions will diffuse from solution B to solution A until the [K + ] of both solutions is 50.5 mM
C.
KCl will diffuse from solution A to solution B until the [KCl] of both solutions is 50.5 mM
D.
K + will diffuse from solution A to solution B until a membrane potential develops with solution A negative with respect to solution B
E.
K + will diffuse from solution A to solution B until a membrane potential develops with solution A positive with respect to solution B