What is the volume of 1.9 moles of chlorine gas (cl2) at standard temperature and pressure (stp)?

12 l

22.4 l

43 l

81 l

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 characteristic of water it form droplets? a. low specific heat b. nonpolar structure c. high surface tension d. ability to dissolve substances

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?