Nivedha posted an Question
September 10, 2020 • 16:34 pm 30 points
  • CSIR NET
  • Chemical Sciences

H,(g)+ ()=h,o() ah =68.3 kcal cao(s)+h,o)=ca(oh), (s) ah=-15.3 kcal ca(s)+ 0,(g)= cao(s) ah=-151.8 keal the enthalpy of formation of ca(oh),(s) is (a)-300.6 kca

H,(g)+ ()=H,O() AH =68.3 Kcal CaO(s)+H,O)=Ca(OH), (S) AH=-15.3 Kcal Ca(s)+ 0,(g)= CaO(s) AH=-151.8 Keal the enthalpy of formation of Ca(OH),(s) is (a)-300.6 Kcal (b)-180.4 Kcal (C)-265.8 Kcal (d)-235.4 Kcal

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    Priyanshu kumar best-answer

    https://doubtnut.com/question-answer-chemistry/from-the-following-data-the-heat-of-formation-of-caoh2s-at-18c-is-kcal-i-caos-h2olcaoh2s-delta-h18c--41525053 check this

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