What is the molar ratio of fe(ii) ion to the fe(ii)-phenanthroline complex ion?

Which is an advantage to using nonrenewable resources? a. they can be cheaper. b.they can have a lower impact on the environment. c.they can be used up rapidly. d.they can contribute to global warming.

Give an example of the type and scale of economic activity for a traditional economy.

What are the five categories of my plate