Find the heat required to convert oxygen into 1 mole of ozone at 298K and 1 atm pressure from the following:

3 O2 + 4 B → 2 B2O3 ΔHo = −1264 kJ/mol B2O3

O3 + 2 B → B2O3 ΔHo = −1406 kJ/mol B2O3

Match the correct terms to their descriptions a system in which only energy but not matter is exchanged frozen water in snow part of geosphere that includes only soil a thin layer between the troposphere and the stratosphere cryosphere tropopause closed system pedosphere