In a study designed to prepare new gasoline-resistant coatings a polymer chemist dissolves 6.053 g of poly(vinyl alcohol) in enough water to make 100.0 ml of solution. at 25°c, the osmotic pressure of this solution is 0.272 atm. what is the molar mass of the polymer sample? enter your answer in scientific notation.

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

Which of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.