The pK, value for HF is 3.14. Would a buffer prepared from HF and NaF with...

Question

Question

The pK, value for HF is 3.14. Would a buffer prepared from HF and NaF with a pH of 5.14 be considered to be an effective buff

Answer 1

Answer #1

No Beca upe te effechve Buffer Ip a ffir Ronge ka tl Ти the PKa 3.1 esfedwe Bufter kang S 4PH Not Con Sicered m thuo Cao 2.14

Answer 2

Similar Homework Help Questions

The pK, value for HF is 3.14. Would a buffer prepared from HF and KF with...

The pK, value for HF is 3.14. Would a buffer prepared from HF and KF with a pH of 2.64 be considered to be an effective buffer? A buffer in which the mole ratio of KF to HF is 0.42 has a pH of 2.76. Would this buffer solution have a greater capacity for added acid (H,0) or added base (OH)? added acid added base Submit Answer Retry Entire Group 1 more group attempt remaining A buffer solution that is...
A buffer solution is 0.429 M in HF and 0.341 M in NaF if K, for...

A buffer solution is 0.429 M in HF and 0.341 M in NaF if K, for HF is 7.2x104, what is the pH of this buffer solution? Submit Answer Retry Entire Group 8 more group attempts remaining A buffer solution is 0.475 M in H2S and 0.388 Min KHS. IFK for H2S is 1.0 x 10", what is the pH of this buffer solution? PH Submit Answer Retry Entire Group 8 more group attempts remaining
need all FOUR please!! please! provided Ka values if needed A buffer solution is made that...

need all FOUR please!! please! provided Ka values if needed A buffer solution is made that is 0.451 M in H, S and 0.451 M in NaHS. If K for H, Sis 1.00 x 10-7, what is the pH of the buffer solution? pH= Write the net ionic equation for the reaction that occurs when 0.105 mol NaOH is added to 1.00 L of the buffer solution (Use the lowest possible coefficients. Omit states of matter.) Submit Answer Retry Entire...

A buffer solution is 0.332 M in HF and 0.231 M in NaF . If K2...

A buffer solution is 0.332 M in HF and 0.231 M in NaF . If K2 for HF is 7.2x104, what is the pH of this buffer solution? Submit Answer Retry Entire Group 9 more group attempts remaining A buffer solution is 0.333 M in H2CO3 and 0.358 M in NaHCO3. If Kl for H2CO3 is 4.2 x 10-7, what is the pH of this buffer solution? pH= Submit Answer Retry Entire Group 9 more group attempts remaining
(YES/NO) (ADDED ACID/ADDED BASE) A buffer solution that is 0.322 M in HNO2 and 0.322 M...

(YES/NO) (ADDED ACID/ADDED BASE) A buffer solution that is 0.322 M in HNO2 and 0.322 M in NaNO, has a pH of 3.35. Addition of which of the following would increase the capacity of the buffer for added OH"? (Select all that apply.) OHNO2 pure water O both HNO, and NaNO2 NaNO2 Onone of the above Use the References to access important values if needed for this question. The PK, value for HNO2 is 3.35. Would a buffer prepared from...
This is all info given A buffer solution that is 0.448 M in HNO2 and 0.448...

This is all info given A buffer solution that is 0.448 M in HNO2 and 0.448 M in KNO, has a pH of 3.35. The addition of 0.01 mol of OH to 1.0 L of this buffer would cause the pH t increase slightly The capacity of this buffer for added OH could be increased by the addition increase by 2 units decrease slightly decrease by 2 units not change A buffer solution that is 0.448 M in HNO2 and...

is 7.19. What mole ratio of K2 SO3 to KHSO3 is needed to prepare a buffer with a pH of 6.89? The pK value for HSO3 SO32...

is 7.19. What mole ratio of K2 SO3 to KHSO3 is needed to prepare a buffer with a pH of 6.89? The pK value for HSO3 SO32 HSO3] Submit Answer Retry Entire Group 9 more group attempts remaining is 7.19. What mole ratio of K2 SO3 to KHSO3 is needed to prepare a buffer with a pH of 6.89? The pK value for HSO3 SO32 HSO3] Submit Answer Retry Entire Group 9 more group attempts remaining
A buffer is prepared by dissolving HF and NaF in water. Which of the following is...

A buffer is prepared by dissolving HF and NaF in water. Which of the following is the net ionic equation describing how the buffer neutralizes an acid (H+) that is added to the buffer? a. H+ + OH-H20 b. H+ + NaF-Nat + HF c. H + HF-HF d. H* + H20-H30* e. H +F HF For the reaction: N2(g) + 3H2(g) 22 NH3(g) first calculate AGº using values from Table 6, and then calculate AG at 298 K when...
A buffer solution that is 0.333 M in CH3COOH and 0.333 M in CH3 COONa has...

A buffer solution that is 0.333 M in CH3COOH and 0.333 M in CH3 COONa has a pH of 4.74 The addition of 0.01 mol of OH to 1.0 L of this buffer would cause the pH t increase slightly increase by 2 units The capacity of this buffer for added OH could be increased by the addition decrease slightly decrease by 2 units not change 9 more group attempts remaining Submit Answer Retry Entire Group A buffer solution that...

A buffer is prepared by adding 0.250 mol of NaF to 1.00L of 0.100 M HF....

A buffer is prepared by adding 0.250 mol of NaF to 1.00L of 0.100 M HF. Calculate the pH of the resulting solution. Use Ka value of 7.2× 10^4 How many moles of NaOH must be added to this buffer solution to change the pH by 0.38 units?