What atomic or hybrid orbitals make up the sigma bond between c1 and c2 in dichloroethylene, ch2ccl2?.

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.

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled