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Acids and Bases Probset Chem3
Oct.12/13,?Olt 20pts
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sHow ALL PERTINENT EQUATIONS, CALCUTATIONS AND SOLUTIONS. BOX YOUR FINAL ANSERS
1, Calculate the [H.]and [OH-] of a solution made by mixing 25.0mL of 0.200M HCI and 49'0mL of
0.100M NaOH.
2. How many grams of KOH is needed to neutralize 25.0mL of 0.10M HCI solution?
3. What volume in mL of 0.30M H2SO4 solution ii needed to neutralize 15mL of a 0.50 M NaOH
solution?
A
a. Calculate the [H.], pH, [OH-] and pOH of a solution made by mixing 30.0mL 0.25M HI and 29.9mL
0.5M Na0H,
q
The titratio n of 0.2I 42 grams of unknown acid requir es 32,7 m L of 0, 1 0 28 M NaO H. Assuming
that the acid is monoprotic, calculate the molecular weight of the acid.

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