Solve each problem give your answer to the correct number of significant figures and in scientific notation
a. 8.73 meters • 2.22meters
b. 8432 meters divided by 12.5
c. 35.2 seconds • 1minute/60seonds

The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms