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Question:
1. if 6.05 x10^-2 kL of a 1.42 M solution of sodium phosphate is mixed with 9.68×10^3 mL of a 13,5 M solution of sodium sulfite, what is the molar concentration of sodium ion in the final solution? Give the answer in standard notation. 2. what is the molarity of a solution if its volume is 4.65×10^2 mL and it contains 9.60x 10^22 molecules of glucose (C6H12O6)? Give your answer in standard notation. 3. in the reaction of sulfuric acid with sodium hydroxide to produce water and sodium sulfate, what volume of 0.033 M sulfuric acid would be needed to completely react with 0.60 L of 5.7 M sodium hydroxide?