What volume of a 2.5 m stock solution of acetic acid (hc2h3o2) is required to prepare 100.0 milliliters of a 0.50 m acetic acid solution? use the equation mconcentrated × vconcentrated = mdilute × vdilute. 90points given to correct answer

Which statement correctly describes the phosphate ion, ? it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms covalently bonded together, and there is a –3 charge on the phosphorus atom. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge distributed over the entire ion. it is composed of one phosphorus atom and four oxygen atoms ionically bonded together, and there is a –3 charge on the phosphorus atom.