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OpenStudy (anonymous):
Does anyone know how to solve this problem?
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OpenStudy (anonymous):
1 mole of KCN = 65.116 g to find how many moles in 7 g 7g/65.116g/mole = 0.10750g
OpenStudy (anonymous):
Second step 2.859kJ/K^-1 x .440K = 1.25796kJ for one mole 1.25796 kJ/ .10750mol = 11/70 kJ/mol
OpenStudy (anonymous):
11.70kJ/mol* Answer
OpenStudy (anonymous):
wow!!! u make it seem so easy!! thank you again!
OpenStudy (anonymous):
yw :)
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