7.5mL of 333mM Tris was added to 192.5ml of water.  The resulting solution was added to 240mL of water and the pH was adjusted to 8.0 using 10mL of HCl.  A further 33.3mL of water was added. What is the concentration of the final solution (in millimolar)? The MW of Tris is 121.14

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.