Answer the following problems showing all appropriate work as discussed in class notes and previous HW assignments.

1. What is the frequency of light if the energy is 4.13E-19J ?

2. What is wavelength (in nm) of light if it has a frequency of 7.03E14 Hz?

3. What is the wavelength of light that has an energy of 5.81E-19J ?

4. If light has a frequency of 5.71E14HZ, what is its energy (in J)?

5. What is the frequency of light with a wavelength of 632nm?

Answer: 1) 6.26E14Hz 2) 427nm 3) 341nm 4) 3.77E-19Jnm 5) 4.75E14Hz