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Determine whether or not the mixing of each of the two solutions indicated below will result in a buffer.
1.100.0 mL of .10 M NH3; 100.0 mL of .15M NH4Cl.
2. 50.0mL of .10 M HCl; 35.0 mL of .150 M NaOH.
3. 50.0ml of .15M HF; 20.0ml of .15M NaOH.
4. 175.0mL of .10M NH3; 150.0 mL of .12 M NaOH.
5. 125.0 mL of .15M NH3; 150.0mL of .20 M NaOH.
Define detection limit. Does a compound with high molar absorptivity have a higher or lower limit of detection than a compound with low molar absorptivity
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What mass of sodium fluoride must be added to 250. mL of a 0.100 M HF solution to give a buffer solution having a pH of 3.50? (Ka(HF) = 7.1 ´ 10-4)
What was the molar solubility of CaCO3 in this solution (Kb1(CO32-) = 1.8 × 10-4)
Using the Nernst Equation, calculate the voltage for a concentration cell with Cu(s) I 0.01 M Cu2+ II 1.0 M Cu2+ I Cu(s) b. Why is the answer to the above not zero
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