How many grams of NH3 can be produced from 56 grams of N2?

Bromine gas in a container is heated over a flame. What happens to the average kinetic energy of the bromine particles? A.) It decreases rapidly. B.) It increases quickly. C.) It remains the same. D.) It decreases slowly.

At elevated temperatures, BrF5 establishes the following equilibrium. 2 BrF5 (g) ⇋ Br2 (g) + 5 F2 (g) The equilibrium concentrations of the gases at 1200°C are 0.011 M for BrF5, 0.635 M for Br2, and 0.854 M for F2. Calculate the value of Kc.

The burning of coal, a fossil fuel, produces water and carbon dioxide. How is this similar to cellular respiration? A) Both require high temperatures. B) Heat energy is lost in both cases. Eliminate C) Both involve the breakdown of carbon compounds.

How does the magnitude of kp for the reaction 2hi (g) ⇋h2 (g) + i2 (g) change if the equilibrium is written 6hi (g) ⇋3h2 (g) + 3i2 (g) ?

What is the formula for the compound formed by the barium ion Ba2 + and the hydroxide ion OH-

Which of these elements exists as a solid at room temp and pressure? Chlorine, bromine and iodine. Why?

Which of the forces of molecular attraction is the weakest?

Which is an example of an element? A) Salt (NaCl) B) Water (H2O) C) Silver (Ag) D) Electron (electron (e-)

How many valence electrons does lithium (Li) have available for bonding?

Nitrogen gas is collected over water in a eudiometer. The volume of the nitrogen gas is 45.5 mL, the atmospheric pressure is 756.0 mm Hg, the water temperature is 24.