Which scientist’s law about the ratios of masses of elements in a compound did john dalton’s work on the atomic structure to explain?
a. democritus
b. j. j. thomson
c. ernest rutherford
d. joseph proust

How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.