Your nose is at sea level and has 2.3 atm of pressure at 354 K, with 0.050L of volume. How many moles of air particles are in your nose?

Ionic compounds are made of ions, and yet the overall charge of an ionic compound is neutral. why?

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.