A scuba divers tank contains 1.47 moles of o2 and 5.53 moles of He at the end of a dive. if the pressure of the gas mixture is 12.1 atm, what is the partial pressure of He in the tank?

Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

3) in peaches, [oh]=3.16x10-11 m a) find [h+ ] b) what is the ph? c) is the solution acidic, basic, or neutral?