A 1.00 L mixture of helium, neon, and argon had a total pressure of 662 mm Hg at 298 K. If the partial pressure of helium is 341 mm Hg and that of neon is 112 mm Hg, what mass (in grams) of argon is present in the mixture

Why are people not able to skip a dive to the deepest part of the ocean

A4.86 g piece of metal was placed in a graduated cylinder containing 15.5 ml of water. the water level rose to 17.3 ml. what is the density of the metal. i need the steps of how to solve it to so i can use a formula to work out other problems.

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?