catherinedailey
catherinedailey catherinedailey
  • 21-02-2022
  • Chemistry
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PLEASE HELP!!!!!!!!!!!

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indrawboy
indrawboy indrawboy
  • 21-02-2022

Heat change

Q1 = 27 x 4.184 x (314-273)=4631.688 J

n H₂O = 27 g : 18 g/mol = 1.5 moles

Q2 = 1.5 x 40.7 = 61.05 J

Q3 = 27 x 2.093 x (273-263)=565.11 J

Q4 = 4631.688 + 61.05 + 565.11 = 4987.848 J

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