The volume of a gas is 0.30 L when the pressure is 4.00 atm. At the same temperature,
what is the pressure at which the volume of the gas is 2.0 L?

The enthalpy of formation of water is -285.8 kj/mol. what can be inferred from this statement?

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.

1) these are barrel shaped microtubules in most animal cells, that organize the spindles during cell division