If 80 g KCl are added to 100 g of water at 70 °C, how many grams do not
dissolve

What is the mass of 8 moles of sodium atoms

Which of the following electromagnetic waves can create ions?

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.