Why is caf2 not a molecular formula?
which of the following is not an example of a molecular formula?
a.
h2o
c.
caf2
b.
nh3
d.
o2

When the volume and number of particles of a gas are constant which of the following is also constant

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?