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1. What is the wavelength of a ball (mass 10 kg) traveling 54 m/s?
1.23 * 10-36 540 5.40 * 10-36 1.23 * 10-34 1.23 * 10-38

2. What is the frequency of light at 3.25 * 102 nm?
3.25 * 10-7 Hz 2.99 * 108 Hz 9.22 * 1014 Hz 4.61 * 1014 Hz 5.25 * 1014 Hz

3. 8.63 * 10-14 J of energy is required to remove an electron from a silver atom. What is the maximum wavelength of light that can do this?
3.0 * 10-7nm 230 nm 3.0 * 1015 nm 130 nm 863 nm

4. What is the electron configuration of Nd?
[Xe]6s24f4 [Xe]6s24f3 [Xe]6s26f4 [Xe]5s24d4 None of these

5. Which element has an electron configuration of [Ar]4s23d10?
Cd Li Zn Cu

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