How many molecules of N2O4 are there in 76.3 g of N2O4?

Which of the following phases of matter has a fixed volume and a definite shape?

Consider the following process at equilibrium: 4 FeS2 (s) + 11 O2 (g)  ⇌  2 Fe2O3 (s) + 8 SO2 (g) What will happen if O2 is removed from the reaction?

Paying attention in lecture question: During our Unit 2 lecture, Dr. Briggs played a clip from an old black-and-white movie about a scientific discovery from the early 1900’s.  What was this discovery?

Consider the following reaction: 2 HCl (g) + I2 (s) ⇌ 2 HI (g) + Cl2 (g) What will happen if Cl2 is added once the reaction is at equilibrium?

Which of the following bonding types is the result of two nonmetal atoms sharing valence (bonding) electrons unequally between them?

Which figure below represents a naturally occurring sample of chlorine gas? (all atoms are the same, except for those marked “B” and you can assume there are no different isotopes of each element)

Paying attention in lecture question! During our Unit 3 lecture, Jim Klem mixed two chemicals together to demonstrate a limiting reactant.  What were these two chemicals?

Which of the following phases of matter has a fixed volume and an indefinite shape?

If your groundspeed increases without a change in bank angle, what happens to your rate of turn?