Estimate the temperature above which this reaction is nonspontaneous. PbS(s) 2HCI(g) PBCI 2(s) H 2S(g) -100.4 -92.31 -359.4 -20.6 Hị (kJ/mol) -98.7 -95.30 -314.1 -33.6 G (kJ/mol) 144°C

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