a. A reaction profile (not to scale!) for the reaction NO + CO ₂ ? NO2 + CO is shown below:

The value of the activation energy for this reaction is__________ kj and the value of ?E is ________kJ.

b. A reaction profile (not to scale!) for the reaction C ₂ H ₅ C ₁ ?C ₂ H ₄ + HCI is shown below:

The reaction as written is _________

Assuming that the reaction is reversible, the value of the activation energy for the reverse reaction is____ kJ.

E (KJ) Activation energy NO + CO2 358 NO2 + CO Reaction Coordinate 226 Enthalpy of the reaction. E (KJ) C2H5CI 275 Activation energy for the reverse reaction C2H4 + HCI Reaction Coordinate 70