If an electromagnetic wave has a frequency of 6 x 10° Hz, what is its wavelength? Use 2 -. The speed of light is 3 x 108 m/s.
O A. 5 x 1014 m
OB. 2x 1012 m
OC. 5x 102 m
O D. 2x 10® m

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We have a colorless transparent liquid. it looks like water. we seperated it into a solid and a liquid by evaporration and condention was this a chemichal or a physical seperation a. chemical seperation b. physical seperation

Abag of potato chips contains 2.00 l of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0 deg c. what will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00 deg c and atmospheric pressure is 70.0 kpa? assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air.