Element X has 3 naturally occurring isotopes. X-8 has a relative abundance 5 points of 35.76%, X-9 has a relative abundance of 45.32%. and X-10 has a relative
abundance of 18.92%. What is the average atomic mass of element X?
(Use the relative abundance to determine significant figures). *
Your answer

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.

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

C3h8o3 - glycerol major species present when dissolved in water