Explanation:
2mol means 2H2O in 2 moles of water 4 H and 2Oxygen
Answer:
a. Boron trifluoride
b. Propane
c. Dinitrogen pentoxide
d. Carbon Dioxide
e. Silicon Octafluroride?
Moles = weight in grams / molecular weight.
So I would divide the "grams of barium" by its molecular weight (which is 137.3) to get "moles of barium". :)
Answer:
b
Explanation:
it could also be a, c, or d
