A2.50 moles sample of nitrogen gas has a volume of 5. 50l at a temperature of 27c calculate the pressure of the nitrogen gas

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.

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.