In the chemical reaction: br2(g) + cl2(g) ↔ 2 brcl(g) kp = 0.150 if there is initially 0.500 atm of brcl and nothing else in a container, what direction does the reaction move: a) q > k and the reaction moves to the right b) q > k and the reaction moves to the left c) q < k and the reaction moves to the left d) q < k and the reaction moves to the right

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

In a chemical reaction at equilibrium, the rate of the forward reaction the rate of the reverse reaction. if the rate of the forward reaction more products are formed.

Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.