How does oxygen become an ion with a -2 charge? A. they gain two electrons
B. they lose two electrons
C. they share two electrons

If a substance is not at its melting or boiling point, as the heat content of a sample of matter increases, its temperature increases the number of intermolecular bonds decreases the space between particles increases the particles move faster

In this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced?

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