26.2 mL of a 0.450 M hydrochloric acid solution is titrated with an unknown concentration of sodium hydroxide. 45.8 mL of the sodium hydroxide solution is required to reach the equivalence point. What is the molar concentration of the sodium hydroxide solution?

Which statement best describes the oxidation numbers of the atoms found in magnesium chloride? a. magnesium has a 2- oxidation number and chlorine has a 1+ oxidation number. b. magnesium has a 2- oxidation number and chlorine has a 2+ oxidation number. c. magnesium has a 2+ oxidation number and chlorine has a 1- oxidation number. d. magnesium has a 1+ oxidation number and chlorine has a 1- oxidation number.

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

In pqr m< p=60 m< q= 30 and m