Item 2
Which term refers to the difference between the energy of the transition state and the energy of the reactants?

energy of entropy
energy of enthalpy
activation energy
reaction rate energy

He table below gives the atomic mass and relative abundance values for the three isotopes of element m. relative abundance (%) atomic mass (amu) 78.99 23.9850 10.00 24.9858 11.01 25.9826 what is the average atomic mass (in amu) of element m? 2.86 5.36 24.30 24.98