Determine the pH of each solution. Dissociation Constants at 25 âˆ˜C Name Formula Ka Formic acid HCHO2 1.8Ã—10âˆ’4 Name Formula Kb Methylamine CH3NH2 4.4Ã—10âˆ’4 a) 0.21 M KCHO2 b) 0.21...

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Chemistry

Determine the pH of each solution.
Dissociation Constants at 25 âˆ˜C
Name Formula Ka
Formic acid HCHO2 1.8Ã—10âˆ’4
Name Formula Kb
Methylamine CH3NH2 4.4Ã—10âˆ’4
a) 0.21 M KCHO2
b) 0.21 M CH3NH3I
c)0.21 M KI

Answer & Explanation Solved by verified expert

4.4 Ratings (929 Votes)

a 021 M KCHO2 KCHO2 Kaq CH2Oaq expect hydrolysis CH2Oaq H2Ol CH2OH OHaq Let HA CH2OH and A CH2O for simplicity since A is formed the next equilibrium is formed the conjugate acid and water A H2O HA OH The equilibrium s best described by Kb the base constant Kb by definition See Answer

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Determine the pH of each solution. Dissociation Constants at 25 âˆ˜C Name Formula Ka Formic acid HCHO2 1.8Ã—10âˆ’4 Name Formula Kb Methylamine CH3NH2 4.4Ã—10âˆ’4 a) 0.21 M KCHO2 b) 0.21...

60.1K

Verified Solution

Question

Chemistry

Determine the pH of each solution.
Dissociation Constants at 25 âˆ˜C
Name Formula Ka
Formic acid HCHO2 1.8Ã—10âˆ’4
Name Formula Kb
Methylamine CH3NH2 4.4Ã—10âˆ’4
a) 0.21 M KCHO2
b) 0.21 M CH3NH3I
c)0.21 M KI

Answer & Explanation Solved by verified expert

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Name	Formula	Ka
Formic acid	HCHO2	1.8Ã—10âˆ’4
Name	Formula	Kb
Methylamine	CH3NH2	4.4Ã—10âˆ’4

Determine the pH of each solution. Dissociation Constants at 25 âˆ˜C Name Formula Ka Formic acid HCHO2 1.8Ã—10âˆ’4 Name Formula Kb Methylamine CH3NH2 4.4Ã—10âˆ’4 a) 0.21 M KCHO2 b) 0.21...

60.1K

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Chemistry

Determine the pH of each solution.Dissociation Constants at 25 âˆ˜CNameFormulaKaFormic acidHCHO21.8Ã—10âˆ’4NameFormulaKbMethylamineCH3NH24.4Ã—10âˆ’4a) 0.21 M KCHO2b) 0.21 M CH3NH3Ic)0.21 M KI

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Determine the pH of each solution.
Dissociation Constants at 25 âˆ˜C
Name Formula Ka
Formic acid HCHO2 1.8Ã—10âˆ’4
Name Formula Kb
Methylamine CH3NH2 4.4Ã—10âˆ’4
a) 0.21 M KCHO2
b) 0.21 M CH3NH3I
c)0.21 M KI