Determine the empirical formula for a compound that is 36. 86% n and 63. 14% o by mass.

The graph shows a trend in an ecosystem over time caused by increased pollution in the region. what can you conclude from the graph? a. there’s lower biodiversity among birds. b. there’s a higher reproductive rate among birds. c. there’s a significant decline in the number of producers. d. other types of animals were unaffected by pollution.

A24-n net force acts on a 8-kg rock.what is the acceleration of the rock?

Students taking a clep exam can earn between college credits, depending on the college's policies.