Describe the range of intermolecular forces which hold together groups of molecules or ions in the solid, liquid and non-ideal gaseous state (giving specific examples of each type of force from the three-dimensional structure of proteins). Compare the strength of these forces.

Calculate the mass of carbon in 97.0 g of sucrose c12h22o11

Select all of the statements which are true. electrons are located in shells or orbits around the atom. electrons orbit slowly around the atom. electrons travel in one flat path around the nucleus of an atom. the valence of an atom is determined by the number of electrons in the atom's outermost shell.

Apound is approximately 0.45 kilogram. a persons weighs 87 kilograms. what is the persons’s weight, in pounds, when expressed to the correct number of significant figures