As the strongest base produces the weakest acid...so the weakest acid is NH3CH3+.
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Using the data in the table, which of the conjugate acids below is the weakest acid?...
1 ) Using the data in the table below, which conjugate acid is the weakest acid, given that all solutions (aq., 25 °C) are 0.200 M? Explain your choice! Base Kb CIO 3.3 x 10-7 CO3-2 1.8 x 10-4 HS- 1.8 x 10-7 NH2CH3 4.4 x 10-4 1b) Which of the following aqueous solutions has the lowest [OH-] (aq., 25 °C)? A) a solution with a pH of 3.0 B) a 1 x 10-4 M solution of HNO3 C) a...
Which one of the conjugated acids of amines shown below is the weakest acid? Which one of the conjugate acids of amines shown below is the weakest acid? NH3 NH NC
Using the data given below for acids, which of the conjugate bases is the strongest base? Acid Ka HF 3.5 x 10-4 HOAc 1.8 x 10-5 HCHO2 1.8 x 10-4 HClO 2.9 x 10-8 A. OAc- and CHO2- B. OAc- C. F- D. ClO- E. CHO2-
Design a buffer that has a pH of 9.76 using one of the weak base/conjugate acid systems shown below. Weak Base Kb Conjugate Acid Ka pKa CH3NH2 4.2 x 10-4 CH3NH3+ 2.4 x 10-11 10.62 C6H15O3N 5.9 x 10-7 C6H15O3NH+ 1.7 x 10-8 7.77 C5H5N 1.5 x 10-9 C5H5NH+ 6.7 x 10-6 5.17 How many grams of the chloride salt of the conjugate acid must be combined with how many grams of the weak base, to produce 1.00 L of...
Refer to the data below to answer the following question(s). a. The weakest acid is: b. Which of the acids has the weakest conjugate base?
7. What is the pH of a sol a. 5.72 b. 4.27 c. e pH of a solution containing 5.3 x 10% M hydroxide ion concentration? d.-4.27 e.-9.72 9.72 what is the pH of a solution containing 6 mM acetic acid (K, of acetic acid is 1.8 x 10) a. -0.77 d. 2.92 b. 1.98 e. 3.49 C. 2.22 9. One of the strongest acids known is called fluorosulfonic acid, HSO3F (pka --10). What the pOH of 1M of this...
Design a buffer that has a pH of 4.45 using one of the weak base/conjugate acid systems shown below. Weak Base Kb Conjugate Acid Ka pKa CH3NH2 4.2×10-4 CH3NH3+ 2.4×10-11 10.62 C6H15O3N 5.9×10-7 C6H15O3NH+ 1.7×10-8 7.77 C5H5N 1.5×10-9 C5H5NH+ 6.7×10-6 5.17 How many grams of the chloride salt of the conjugate acid must be combined with how many grams of the weak base, to produce 1.00 L of a buffer that is 1.00 M in the weak base? grams chloride...
7. What is the pH of a solution containing 5.3 x 10s M hydroxide ion concentration? a. 5.72 d. -4.27 b. 4.27 e. -9.72 C. 9.72 8. What is the pH of a solution containing 6 mM acetic acid (Ka of acetic acid is 1.8 x 10) a. -0.77 d. 2.92 b. 1.98 e. 3.49 c. 2.22 9. One of the strongest acids known is called fluorosulfonic acid, HSO3F (pKa-10) . What the pOH of 1M of this acid? a....
(d) Conjugate acid: OH"; conjugate base: H3* (e) None of these 5. Identify the conjugate acid/base pairs in the following equation (10) HASO4 + H2O <H2AsO4 + OH (A). HASO. (acid)HAsO4 (base): H2O (acid)/ OH (base) (B). HASO4 (acid)/HASO. (base): H2O (acid)/ OH (base) (C). H2AsO4 (acid)/ OH (base) ; H2O (acid)/HASO4 (base) (D). H AsO4 and H20 (acids): OH and HASO4(bases) (E). None of these 6. Which is an INCORRECT statement?(10) a) The conjugate base of H2O is OH....
7. What is the pH of a solution containing 5.3 x the pH of a solution containing 53 105 M hydroxide ion concentration a. 5.72 d.-4.27 b. 4.27 e.-9.72 C. 9.72 8. What is the H what is the pH of a solution containing o ly Macetic acid (K of acetic acid is 1.8 x 10") a. -0.77 d. 2.92 b. 1.98 e. 3.49 c. 2.22 -10). What is 9. One of the strongest acids known is called fluorosulfonic acid,...