What is the molarity of a 5.00 x 10^2ml solution containing 21.1g of potassium bromide? the molar mass of kbr is 119.0 g/mol

Is this a single replacement reaction or there is no

List four observations that indicate that a chemical reaction may be taking place

Describing intermolecular forces use the drop down menus to match the type of intermolecular force to its name dipole dipole interactions dipole induced dipole interactions london dispersion forces hydrogen bond van der waals forces done