Given: 4Na+O2--> 2Na2O

In this chemical reaction, how many miles of Na2O will be produced if 2.90 moles of Na react completely? Express your answer to three significant figures.

There will be moles of Na2O

The image shows a process that releases nuclear energy which statement best identifies the process shown the process must be fusion because energy is released the process must be fusion because of have your nucleus formed a smaller nuclei the process must be fission because a large nucleus breaks into smaller nuclei the process must be fission because neutrons are formed

How might this scientific phenomena be explained? a paper clip floats on water.

Scientists discovered fossils in several layers of the earth you see here. they found fossils of algae, snails, and clams in layer d. given that information, where do you think they found fossil evidence of simple land plants and amphibians?