What mass in grams is a sample of oxygen gas that has a volume of 45 L at a temperature of minus 73 degrees Celsius and a pressure of 3 atm? i need work

Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.

What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles