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![Pg-02 PH of The buffer is PH - Prat log (NaA] [ma] 2 Groot . 600 + 109 (0.150] 70.55) ? 600 + log (012727] : 6.00 + (-0.50) :](http://img.homeworklib.com/questions/c3ba1ac0-6dd7-11eb-baf5-05c88a5208e1.png?x-oss-process=image/resize,w_560)
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A solution contains 0.250 MHA(Ka-1.0 x 106and 0.45 M NaA. What is the pH after 0.30...
A solution contains 0.250 M HA (К.-1.0 added to 1.00 L of this solution? 3. 10"...
A solution contains 0.250 M HA (К.-1.0 added to 1.00 L of this solution? 3. 10" and 0.45 M NaA. what is the pH after 0.30 mole of HC1 is a. 0.52 b. 7.44 c. 5.44 d. 2.10 e. 8.56
A solution contains 0.352 M HA (Ka = 4.66⋅10−64.66⋅10-6) and 0.758 M NaA. What is the...
A solution contains 0.352 M HA (Ka = 4.66⋅10−64.66⋅10-6) and 0.758 M NaA. What is the pH of this solution? What is the pH of this solution after 0.138 mol of HCl are added to 1.00 L of this solution? What is the pH of this solution after 0.276 mol of HCl are added to 1.00 L of this solution?
A 1.00 L solution contains 0.352 M HA (Ka = 4.66⋅10−64.66⋅10-6) and 0.758 M NaA. What...
A 1.00 L solution contains 0.352 M HA (Ka = 4.66⋅10−64.66⋅10-6) and 0.758 M NaA. What is the pH of this solution? What is the pH if 0.310 L of 0.138 M KOH is added to the solution be? What is the pH if 0.620 L of 0.138 M KOH is added to the solution be?
What is the pH of a solution that contains 0.45 M CH3COOH and 0.30 M CH3COONa...
What is the pH of a solution that contains 0.45 M CH3COOH and 0.30 M CH3COONa at 25°C (Ka=1.8 x 10^-5)?
consider 100.0 ml of a buffer solution that contains [NaCH3COO]=[CH3COOH]=0.250 M a) what is the pH...
consider 100.0 ml of a buffer solution that contains [NaCH3COO]=[CH3COOH]=0.250 M a) what is the pH of this buffer? b) what should the ph of the buffer be after 50.0ml of water is added? explain c) wtite balanced net ionic for the reaction that occurs whrn 1.0 M HCl ir added to this buffer. d) after adding 10.0 ml of 1.0 M HCl what will the ph of the solution be? e) as more 1.0 M HCl is slowly added...
a) A solution contains 0.34 M of a weak acid HA (Ka = 2.0 x 10-7)...
a) A solution contains 0.34 M of a weak acid HA (Ka = 2.0 x 10-7) and 0.17 M NaA. What is the pH after 0.05 M of HCl is added to this solution (assume no volume change) b) The pH of a solution containing 0.1 M of a weak acid HA is 6. Calculate Ka for this acid. Note the acids are unrelated for the two problem parts.
Consider 1.0 L of a solution which is 0.45 M HF and 0.2 M NaF (Ka...
Consider 1.0 L of a solution which is 0.45 M HF and 0.2 M NaF (Ka for HF = 7.2 x 10-4). Assume 2 significant figures in all of the given concentrations so that you should calculate all of the following pH values to two decimal places. Calculate the pH after 0.10 mol of HCl has been added to the original solution. Assume no volume change on addition of HCl. Why do we need to convert to Kb? I know...
a 50.0 mL solution initially contains 0.300 M HCIO and 0.250 M KClO. what is the...
a 50.0 mL solution initially contains 0.300 M HCIO and 0.250 M KClO. what is the new pH after 1.0 mL of 2.0 M HBr is added ? Ka = 2.9 x 10^-8
1. A 0.30 M solution of a salt NaA has pH=8.87. What is the value of...
1. A 0.30 M solution of a salt NaA has pH=8.87. What is the value of Ka for the parent acid HA? Please show work
A buffer solution contains NH3 0.20 M and NH4 + 0.30 M. Calculate the pH after...
A buffer solution contains NH3 0.20 M and NH4 + 0.30 M. Calculate the pH after 2.0 mmol of HCl is added to that solution. The volume of the solution is 50.0 mL and pKa (NH4 +) = 9.25 A 4.89 B. 8.92 C. 9.02 D. 9.07 E 9.58
A solution contains 0.250 M HA (К.-1.0 added to 1.00 L of this solution? 3. 10" and 0.45 M NaA. what is the pH after 0.30 mole of HC1 is a. 0.52 b. 7.44 c. 5.44 d. 2.10 e. 8.56
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