How much oxygen be required to produce 3.9 mol of water

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

Explain that newton first law,second law and third law of motion?