ΔH o = −107.2 kJ/mol Given that the bond enthalpy in O2(g) is 498.7 kJ/mol, calculate the average bond enthalpy in O3. 391.5 kJ/mol

Consider the nuclear equation below. 239 > x + 4 he 94 2 what is x? 1.235 cm 96 2.243 u 92 3.235 u 92 4.243 cm 96

What is the popular use of lithium batteries

The reaction below shows a system in equilibrium. how would a decrease in temperature affect this reaction? a. the rate of formation of the gases would increase. b. the equilibrium of the reaction would shift to the left. c. the equilibrium would shift to cause the gases to sublime into solids. d. the chemicals on the left would quickly form the chemical on the right.