The reaction between oxygen and sulfur dioxide is at equilibrium. O2(g) + 2SO2(g) ⇌ 2SO3(g) Some of the sulfur trioxide (SO3) is removed.
Explain what happens to the position of the equilibrium.

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Complete the following statements to describe solids, liquids, and gases. select the correct answer from each drop-down menu. a solid a definite volume and a definite shape. a liquid a definite volume and a definite shape. a gas a definite volume and a definite shape

What is the molar mass of the anhydrous compound? answer using four significant figures. 36.02 g/mol 120.15 g/mol 156.12 g/mol