iple of iron absort G Home I cheggcom MastenngChemistry CH

iple of iron absort G Home I chegg.com × / MastenngChemistry: CHAPTER 5-Google Chrome Secure l https./ session.rnasteringchemistry.com

Solution

A) enthaphy is heat at constant pressure ,

hence dH = - 77 KJ ( -ve sign indiates heat released)

B) dE = Q + W where Q = - 77 KJ , W = - 19 KJ ( work on surrounding is -ve)

hence dE = -77 KJ - 19KJ

= - 96 KJ