Choose the correct thermochemical equation that would be associated with the standard enthalpy of formation of GeO2(s).
Pick the correct answer !!
Ge(s) + O3(g) -> GeO2(s)
Ge(s) + 2/3 O3(g) -> GeO2(s)
2Ge(s) + O2(g) -> 2GeO2(s)
Ge(s) + O2(g) -> GeO2(s)