Which of the following is NOT evidence for Alfred Wegener's theory of plate tectonk A. Continents match up like pleces of a puzzle.

B. Tropical plant fossils are found in cold regions today,

C. There is evidence that all plates move in the same directions

D. Supercontinent was called Pangea

What is the percent by mass of oxygen in fe2o3

Word equation for k(s) +h2o(l) yield koh (aq) + h2

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.