Can anybody help me with this please and thanks

At stp, what is the volume of 1 mole of co2?

Which statement is usually true about the relationship between activation energy and reaction rates? low activation energy barriers result in low rates. high activation energy barriers result in low rates. low activation energy barriers result in no reaction. high activation energy barriers result in no reaction.

The variability in marine salinity between habitats does not impact the fish living there. select the best answer from the choices provided t f