Chem. 1410 Homework assignment # 1, due Jan. 11


  1. If a start has a blackbody spectrum with lmax = 245 nm, what is the temperature of its surface?


  1. Problem 1-18 from text.


  1. What is the speed of an electron in the first Bohr orbit of the H atom? How does this compare with the speed of light?


  1. Problem 1-27 from text.


  1. In the Bohr model of the H atom, x is constrained to be between ao and +ao, where ao is the Bohr radius. What is

the uncertainty in px given the constraint on the position?