4) A gas canister has 4.19 L of helium gas at 333K Assuming the pressure does not change, calculate the temperature of the gas when compressed to 2.55L.

Noble gases are the most reactive elements on the periodic table. a. true b. false

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

Write a balanced equation showing the formation of copper (ii) nitrite from its elements