2. If 7.82 mol of nitrogen, N2, are reacted with excess hydrogen, what is the theoretical yield of ammonia, NH3, in moles?
What is the percent yield of NH3 if the actual yield is 12.8 mol?

Asmall amount of a solid is added to water. the observation made after fifteen minutes is shown in the figure. which of these solids has been probably added to water? a) oil b) sand c) sugar d) wood chips

Describe the particles of all three phases of matter in the root beer float. (how are the particles arranged and moving? )

Condensation happens when water vapor cools. true or false? ?