Homework Answers
Higher is the value of Ka, stronger is the acid. Here acid having maximum value of Ka is HNO2. Hence HNO2 is strongest acid here so correct answer is option 4th.
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QUESTION 12 Based on the acid dissociation constants (K2) given, which of these acids is the...
QUESTION 12 Based on the acid dissociation constants (K) given, which of these acids is the...
QUESTION 12 Based on the acid dissociation constants (K) given, which of these acids is the strongest? HNO2 (Ka = 5.1 x 10-4) H2PO4- (Kg = 6.3 x 10-8) O NH4+ (Kq = 6.3 x 10-10) s HCO3- (Kg = 5.0 x 10-11) CH3COOH (Kg = 1.7 x 1075)
QUESTION 12 Based on the acid dissociation constants (K) given, which of these acids is the...
QUESTION 12 Based on the acid dissociation constants (K) given, which of these acids is the weakest? HCO3- (Ka = 5.0 x 10-11) CH3COOH (Kg = 1.7 x 10-5) HNO2 (Ka = 5.1 x 10-4) NH4+ (Ka = 6.3 x 10-10) H2PO4- (Ke = 6.3 x 10-8)
QUESTION 12 Based on the acid dissociation constants (Ka) given, which of these acids is the...
QUESTION 12 Based on the acid dissociation constants (Ka) given, which of these acids is the weakest? о HNO2 (ka = 5.1 x 10-4) NH4+ (Ka = 6.3 x 10-10) HCO3- (Ka = 5.0 x 10-11) = CH3COOH (Ka 1.7 x 10-5) О H2PO4- (Ka = 6.3 x 10-8)
Given the following acids and their corresponding Ką values, predict which acid would have the strongest...
Given the following acids and their corresponding Ką values, predict which acid would have the strongest conjugate base? O HOCI Ka = 3.5 x 10-8 O HC2H302 Ka = 1.8 x 10-5 O HF Ka = 7.2 x 10-4 O All will be equally strong. HNO2 Ka = 4.0 x 10-4
Given the following acid dissociation constants, Ka (HNO2) = 4.0 x 10-4 Ka (HCN) = 4.0...
Given the following acid dissociation constants, Ka (HNO2) = 4.0 x 10-4 Ka (HCN) = 4.0 x10-10 determine the equilibrium constant for the reaction below. HCN(aq) + NO2 - (aq) CN- (aq) + HNO2(aq)
12. Consider the acid dissociation constants () shown below. Which of the following is the strongest...
12. Consider the acid dissociation constants () shown below. Which of the following is the strongest base? Acid HNO99) HCHO og) HCIO(ag) HCNag) K. 4.6 x 10+ 1.8 x 10 2.9 x 10+ 4.9 X 10-10 (a) NO, (b) CHO (c) Cio (d) CN (e) HCHO 13. Pick the stronger base from each pair. NO or NO CIO or CIO: For CI (a) F, NO2, CIO, (b) F, NO,, CIO." (c) F, NO, CIO, (d) CI, NO, CIO (e) CI,...
Given the following acids and their corresponding Ka values, predict which acid would have the strongest...
Given the following acids and their corresponding Ka values, predict which acid would have the strongest conjugate base? a. All will be equally strong. b. HC2H3O2 Ka = 1.8 x 10-5 c. HF Ka = 7.2 x 10-4 d. HOCl Ka = 3.5 x 10-8 e. HNO2 Ka = 4.0 x 10-4
please explain how you got your answer 18. Given the Ka values (in parentheses) for the...
please explain how you got your answer
18. Given the Ka values (in parentheses) for the following acids: HCI (Ka is very large) HNO2 (Ka = 4.0 x 10-): HF (Ka = 7.2 x 104) CH3COOH (Ks = 1.8 x 10-5) HCN (K. = 6.2 x 10-10) C6H3COOH (Ka = 6.3 x 10-5). Rank (or list) these acids in order of decreasing strength (strongest first). A. HCI > HF > HNO2 > C6H5COOH > CH3COOH > HCN B. HCI >...
TABLE 15.5 Acid lonization Constants (K) for Some Monoprotic Weak Acids at 25 °C Acid Formula...
TABLE 15.5 Acid lonization Constants (K) for Some Monoprotic Weak Acids at 25 °C Acid Formula Structural Formula lonization Reaction К. pk, = -log (2) Chlorous acid HCIO H-0-C=0 1.1 x 10-2 1.96 Stronger acids Nitrous acid HNOZ H-O-NO 5.6 x 10-4 HCIO2(aq) + H2011) = H30* (aq) + CO2 (aq) HNO2(aq) + H20(I) = H30+ (aq) + NO2 (aq) HF(aq) + H20(1) = H30* (aq) + F"(aq) 3.25 Hydrofluoric acid HF H-F 6.3 x 10-4 3.20 O Methanoic acid...
1.) Determine the dissociation constants for the acids. Express the answers in proper scientific notation where...
1.) Determine the dissociation constants for the acids. Express the answers in proper scientific notation where appropriate. Acid A: p?a=5.0 ?a= Acid B: p?a=9.10 ?a= Acid C: p?a=−2.0 ?a= Which is the strongest acid? 2.) The ?bKb for an amine is 7.416×10−5.7.416×10−5. What percentage of the amine is protonated if the pH of a solution of the amine is 9.1309.130? Assume that all OH−OH− came from the reaction of B with H2O.H2O. percentage protonated
QUESTION 12 Based on the acid dissociation constants (K) given, which of these acids is the strongest? HNO2 (Ka = 5.1 x 10-4) H2PO4- (Kg = 6.3 x 10-8) O NH4+ (Kq = 6.3 x 10-10) s HCO3- (Kg = 5.0 x 10-11) CH3COOH (Kg = 1.7 x 1075)
QUESTION 12 Based on the acid dissociation constants (K) given, which of these acids is the weakest? HCO3- (Ka = 5.0 x 10-11) CH3COOH (Kg = 1.7 x 10-5) HNO2 (Ka = 5.1 x 10-4) NH4+ (Ka = 6.3 x 10-10) H2PO4- (Ke = 6.3 x 10-8)
QUESTION 12 Based on the acid dissociation constants (Ka) given, which of these acids is the weakest? о HNO2 (ka = 5.1 x 10-4) NH4+ (Ka = 6.3 x 10-10) HCO3- (Ka = 5.0 x 10-11) = CH3COOH (Ka 1.7 x 10-5) О H2PO4- (Ka = 6.3 x 10-8)
Given the following acids and their corresponding Ką values, predict which acid would have the strongest conjugate base? O HOCI Ka = 3.5 x 10-8 O HC2H302 Ka = 1.8 x 10-5 O HF Ka = 7.2 x 10-4 O All will be equally strong. HNO2 Ka = 4.0 x 10-4
12. Consider the acid dissociation constants () shown below. Which of the following is the strongest base? Acid HNO99) HCHO og) HCIO(ag) HCNag) K. 4.6 x 10+ 1.8 x 10 2.9 x 10+ 4.9 X 10-10 (a) NO, (b) CHO (c) Cio (d) CN (e) HCHO 13. Pick the stronger base from each pair. NO or NO CIO or CIO: For CI (a) F, NO2, CIO, (b) F, NO,, CIO." (c) F, NO, CIO, (d) CI, NO, CIO (e) CI,...
please explain how you got your answer
18. Given the Ka values (in parentheses) for the following acids: HCI (Ka is very large) HNO2 (Ka = 4.0 x 10-): HF (Ka = 7.2 x 104) CH3COOH (Ks = 1.8 x 10-5) HCN (K. = 6.2 x 10-10) C6H3COOH (Ka = 6.3 x 10-5). Rank (or list) these acids in order of decreasing strength (strongest first). A. HCI > HF > HNO2 > C6H5COOH > CH3COOH > HCN B. HCI >...
TABLE 15.5 Acid lonization Constants (K) for Some Monoprotic Weak Acids at 25 °C Acid Formula Structural Formula lonization Reaction К. pk, = -log (2) Chlorous acid HCIO H-0-C=0 1.1 x 10-2 1.96 Stronger acids Nitrous acid HNOZ H-O-NO 5.6 x 10-4 HCIO2(aq) + H2011) = H30* (aq) + CO2 (aq) HNO2(aq) + H20(I) = H30+ (aq) + NO2 (aq) HF(aq) + H20(1) = H30* (aq) + F"(aq) 3.25 Hydrofluoric acid HF H-F 6.3 x 10-4 3.20 O Methanoic acid...
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