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A balloon of gas has a pressure of 1.72 atm, temperature of 35 oC and volume of 2.9 L. If the temperature decreases to 18 oC and the pressure increase to 3.51 atm, what is the new volume in L?

Q.4 Write down the secular determinant for a C-O pi-bond where the C and O atoms each contribute 1 electron and α0​=α+2.0β

(i) Determine both π-orbital energies

(ii) Calculate the total π-electronic energy

(iii) Estimate the bonding energy arising from the π-bond.

(iv) Determine the MOs

(v) Calculate the partial charges on both atoms (arising from the π-bond)