For the first question, we can use the formula:
M1 * V1 = M2 * V2
where M1 and V1 are the molarity and volume of HCl, and M2 and V2 are the molarity and volume of NaOH.
0.270 M * 22.00 mL = 0.196 M * V2
Now, solve for V2:
V2 = (0.270 M * 22.00 mL) / 0.196
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