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Aphysical reaction is a process in which one or more reactants change into one or more products with different properties. select the best answer from the choices provided t f

200. ml of 3.00 m nacl solution is diluted to a final volume of 500. ml. what is the molarity of the final solution?

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have