Indicate the concentration of each ion present in the solution formed by mixing the following. Assume that the volumes are additive. Enter your answers, separated by a comma, using three significant figures. (1.) 42.0 mL of 0.140 M NaOH and 37.6 mL of 0.430 M NaOH. (2.) 44.0 mL of 0.150 M Na2SO4 and 25.0 mL of 0.200 M KCl (3.) 3.10 g KCl in 75.0 mL of 0.270 M CaCl2

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