What is the molality of acetone in a solution composed of 255 gm of acetone (CH3)2CO, dissolved in 200 gm of water?

The p sub shell can hold up to 8 electrons in an atom. true or false?

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.