Which of the following is not an example of interactions between biotic and abiotic factors in an ecosystem? a. flowers opening at dawn and closing at night b. bears hibernating in winter c. male elk fighting over a female d. Monarch butterflies migrating to Mexico for the winter Please select the best answer from the choices provided A B C D

Calcium carbonate decomposes at high temperatures to give calcium oxide and carbon dioxide as shown below. caco3(s) cao(s) + co2(g) the kp for this reaction is 1.16 at 800°c. a 5.00 l vessel containing 10.0 g of caco3(s) was evacuated to remove the air, sealed, and then heated to 800°c. ignoring the volume occupied by the solid, what will be the mass of the solid in the vessel once equilibrium is reached?