The graph shows the number of particles with a given kinetic energy.
Number of
Particles
Activation Energy
1
How will adding an enzyme change this graph? (2 points)
O
The curved line will shift to the right.
O
The curved line will shift to the left.
O
The activation energy line will shift to the right.

At a certain temperature the rate of this reaction is first order in hi with a rate constant of : 0.0632s2hig=h2g+i2g suppose a vessel contains hi at a concentration of 1.28m . calculate how long it takes for the concentration of hi to decrease to 17.0% of its initial value. you may assume no other reaction is important. round your answer to 2 significant digits.