Which of the following was a major force of atmospheric oxygen?

a. decomposition of water

b. photosynthesis

c. outgassing

d. volcanic eruptions

What is the IUPAC nomenclature for K2FECN5CO

How would you prepare 100.0 ml of. 400 m CaCl2 from a stock solution of 2.00 M CaCl2?

Describe the spin of carbon-14's valence electrons and explain how you came about your answer.

What acceleration does the force of earths gravity produce? (a) 9.8 m/s/s (b) It varies depending on how long it has been falling. (c) Gravity does not produce an acceleration. (d) It changes direction every 9.8 meters.

4.81*10^24 atoms of lithium

Suppose a variation makes an individual member of a species better adapted to its environment. how might the variation affect the individual's reproduction.

What was the weight percent of water in the hydrate before heating? Put answer in one decimal place. weight of water 0.349 weight of hydrate 2.107

Define meteorologist.

How do decomposers get energy? A. by making their own food B. by eating other organisms C. by converting light energy into chemical energy D. by breaking down the waste materials of dead organisms

Among the following, which is a binary molecular compound? Question 7 options: CO2 NaCl MgS FeO