Draw a structure for an alcohol that exhibits a molecular ion at m+ = 74 and that produces fragments at m/z = 59, m/z = 56 and m/z = 45.

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.

The clouds are grey and ground is wet. a quantitative b qualitative

Which statement is best described as a atom