What does the theory of plate tectonics state about the earth?
a. the inner core is divided into plates that glide under the mantle.
b. the inner core is made up of a mantle that is covered by plates.
c. the outer shell is divided into plates that glide over the mantle.
d. the outer shell is made up of a mantle that sits on top of plates

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?

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.

What is bromine+calcium iodide--> calcium bromide +iodine balanced