What would happen if a major predator was added to the food web? a. the population of the predator would increase b. the population of the predator would decrease c. the population of the predator would stay the same d. the population of the prey would fluctuate.

It has been two weeks since charles met with daniel, a dietitian, who provided charles with a menu for weight loss. charles and his mother are going back to see daniel again with a chart of the food charles has eaten. the following lists what charles ate in one day: breakfast 1 banana, 1 cup of nonfat milk, 1 egg lunch 1 cup of carrots, 3 oz of steak, 1 apple, 1 cup of nonfat milk dinner 6 oz of skinless chicken, 1 baked potato, 3 oz of broccoli, 1 cup of nonfat milk

Which change will decrease the number of effective collisions during a chemical reaction? a. adding a catalyst b. increasing the surface area c. decreasing the temperature d. increasing the reactant concentrations e. increasing the volume of the reactants

At which temperature would a reaction with ah= -220 kj/mol and as=-0.05 kj/(mol-k) be spontaneous?