NEED ASAP !! A 4.50 L sample of dry air in a cylinder exerts a pressure of 5.00 atm at a temperature of 25 oC. Without a change in temperature, a piston is moved until the pressure in the cylinder is reduced to 1.00 atm. What is the volume of the gas?

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".

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