What is the change in enthalpy for the single replacement reaction between solid zinc and cs2so4 in solution to produce cesium and znso4? zn cs2so4 → 2cs znso4 given:

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.

If a straight-chain hydrocarbon is a gas at room temperature, how many carbon atoms will it have? a. 6 carbon atoms b. 12 carbon atoms c. 24 carbon atoms d. 3 carbon atoms

Anitrogen atom and an oxygen atom combine chemically to form nitric oxide. what is nitric oxide?