A gas occupies 20 liters at a pressure of 40.0 mm Hg. What is the volume when the pressure is
increased to 80.0 mm Hg?
60L
10L
20L

Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?

What is the thinnest soap film (excluding the case of zero thickness) that appears black when illuminated with light with a wavelength of 480 ? the index of refraction of the film is 1.34, and there is air on both sides of the film. express your answer in nanometers. hint 1. how to approach th