If boiling water were poured into a china cup and a foam cup which cup would feel hotter? explain.

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

How many grams of oxygen gas are contained in a 15 l sample at 1.02 atm and 28°c? show your work.

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