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Calculate the concentration of acid(or base) remaining in solution when 5.39mL of 6.93M HNO3 is added to 9.37mL of 8.37M NaOH. Note the final volume is the sum of two added volumes. which of the following statement is true for the solution after mixing?

a) NaOH is in excess overHNO3

b)HNO3 is in excess over NaOH

c)HNO3 and NaOH are exactly balanced.

What is the concentration of the excess NaOH (or HNO3) you indicated above?

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