Fill in the blank with one of these words:
refraction, reflection, diffraction, or interference.
question: we can see the moon because of the of sunlight off it.
halpp

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?

Determine the mass of the object below with accuracy and to the correct degree of precision. a. 324.2 g b. 324 g c. 324.30 g d. 324.25 g

The atoms in a have a definite volume, but move quickly enough to overcome the forces of attraction between them. a. solid b. liquid c. gas