6. What is the wavelength of an electromagnetic wave that travels at 3 × 108 m/s and has a frequency of 60 MHz? (1 MHz = 1,000,000 Hz) 60 MHz × 300,000,000 m/s No answer can be determined from the information given.

Nonmetal halogen family atmoic mass 35

Which common material is an example of a polymer? (25 pts) a. steel b. plastic c. petroleum d. rubbing alcohol

Which statement about hf is true? it is zero for any compound in its standard state. it is positive when the bonds of the product store more energy than those of the reactants. it is negative when a compound forms from elements in their standard states. it is zero for any element that is in the liquid state.