The combined gas law relates which of the following?
a. pressure and volume only
b temperature and pressure only
c. volume and temperature only
d. temperature, pressure, and volume

If gases like carbon dioxide and methane make up less than 1% of the total atmosphere, why is it important for scientists to monitor changes in percentages of these gases?

Which lists the organs in the correct order as food passes from the mouth to anus?

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