How many kilograms of iron can be obtained from 100 kilograms of Fe203

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.

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

Non renewable resources like petroleum eventually