For example-->
water and carbon dioxide and sunlight --> glucose and oxygen
(reactants) ---> (products)
Gases don't have a certain shape to them. with that, the molecules are "crazy" and move very fast. Liquids don't have a shape either, but they move slower than gases because they take the shape of the container it is in
To determine the mole ratio between two substances, all you need to do is look at the balanced equation for the coefficients in front of the substances you are interested in.
Answer: A
H-bonding is the strongest intermolecular force.