What mass of carbon monoxide gas (CO) would occupy a volume of 4.30 L at STP?

Why doesn't heat added to water make the tempature rise above 100c

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.

What is the value of keq for the reaction expressed in scientific notation?