In which thermochemical equations would the ΔH be considered a heat of solution? Responses C6H6(s)→C6H6(l), ΔH=+9.87 kJ C subscript 6 end subscript H subscript 6 end subscript open parentheses s close parentheses rightwards arrow c subscript 6 end subscript H subscript 6 end subscript open parentheses l close parentheses comma delta h equals plus 9.87 k j 2C8H18(l)+25O2(g)→16CO2(g)+18H2O(l), ΔH =–5,471 kJ/mol 2 c subscript 8 end subscript h subscript 18 end subscript open parentheses l close parentheses plus 25 o subscript 2 end subscript open parentheses g close parentheses rightwards arrow 16 uppercase c uppercase o subscript 2 end subscript open parentheses g close parentheses plus 18 h subscript 2 end subscript o open parentheses l close parentheses comma delta h equals minus 5471 k j per mol NH4NO3(s)→NH4+(aq)+NO3–(aq), ΔH=+25.7 kJ/mol n h subscript 4 end subscript n o subscript 3 end subscript open parentheses s close parentheses rightwards arrow n h subscript 4 end subscript plus open parentheses a q close parnetheses plus n o subscript 3 end subscript minus open parentheses a q close parentheses comma delta h equals plus 25.7 k j per mol 2NaHCO3(s)→Na2CO3 (s) + H2O (g) + CO2 (g), ΔH = –129 kJ