For the reaction P4O10(s) + 6H2O(l) -> 4H3PO4(aq), what mass of P4O10 must be consumed if 1.68x1023 molecules of H2O are also consumed?

How is the composition of a meteorite relevant to finding out the composition of earth's core?

Which function is performed by earths atmosphere? a. ultraviolet rays are prevented from reaching the ozone layer. b. earths temperature is raised and moderated by trapping in heat c. charged particles from the sun are prevented from reaching earth. d. magnetic charges from space are prevented from reaching earths surface.

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.