Chapter 8 OWL study questions

Chapter 8 OWL study questions - 1. The formula for the...

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Unformatted text preview: 1. The formula for the conjugate acid of NO 3- is Your response: Correct answer: NO 4 + HNO 3 HNO_3_ . 2. The formula for the conjugate base of NH 4 + is Your response: Correct answer: NH 3 NH 3 NH_3_ . Feedback: 1. Add H + to form the conjugate acid . NO 3- + H + HNO 3 Picture 14 2. Remove H + to form the conjugate base . NH 4 + NH 3 + H + 1. The formula for the conjugate base of HNO 2 is Your response: Correct answer: NO 2 NO 2- NO_2_^-^ . 2. The formula for the conjugate acid of ClO- is Your response: Correct answer: HClO HClO HClO . Feedback: 1. Remove H + to form conjugate base. Picture 5 Picture 56 HNO 2 NO 2- + H + 2. Add H + to form conjugate acid. ClO- + H + HClO 1. The formula for the conjugate base of H 2 PO 4- is Your response: Correct answer: HPO 4- HPO 4 2- HPO_4_^2-^ . 2. The formula for the conjugate acid of HC 6 H 6 O 6- is Your response: Correct answer: H 2 C 6 H 6 ) 6- H 2 C 6 H 6 O 6 H_2_C_6_H_6_O_6_ . Feedback: 1. Remove H + to form conjugate base. Picture 147 Picture 148 H 2 PO 4- HPO 4 2- + H + 2. Add H + to form conjugate acid. HC 6 H 6 O 6- + H + H 2 C 6 H 6 O 6 Notice that the -1 anions of polyprotic acids are AMPHIPROTIC . They can act as: ... an acid and donate a proton, or ... a base and accept a proton. 1. The formula for the conjugate base of HSO 3- is Your response: Correct answer: SO 3 SO 3 2- SO_3_^2-^ . 2. The formula for the conjugate acid of H 2 PO 4- is Your response: Correct answer: H 3 PO 4 H 3 PO 4 H_3_PO_4_ . Picture 275 Picture 276 Feedback: 1. Remove H + to form conjugate base. HSO 3- SO 3 2- + H + 2. Add H + to form conjugate acid. H 2 PO 4- + H + H 3 PO 4 Notice that the -1 anions of polyprotic acids are AMPHIPROTIC . They can act as: ... an acid and donate a proton, or ... a base and accept a proton. 1. The formula for the conjugate base of HClO is Your response: Correct answer: ClO- ClO- ClO^-^ . 2. The formula for the conjugate acid of F- is Your response: Correct answer: HF HF HF Picture 439 Picture 4 0 . Feedback: 1. Remove H + to form conjugate base. HClO ClO- + H + 2. Add H + to form conjugate acid. F- + H + HF Write a net ionic equation to show that triethanolamine, C 6 H 15 O 3 N, behaves as a Bronsted-Lowry base in water. BL base BL acid BL acid BL base Your response: Correct answer: C 6 H 15 O 3 N C 6 H 15 O 3 N (aq) C_6_H_15_O_3_N (aq) + H 2 O Your response: Correct answer: OH- C 6 H 15 O 3 NH + (aq) C_6_H_15_O_3_NH^+^ (aq) + Your response: Correct answer: C 6 H 16 O 3 N- OH- (aq) OH^-^ (aq) Feedback: A Bronsted-Lowry base accepts a proton (H...
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This note was uploaded on 02/22/2009 for the course CHEM 102a taught by Professor Hanusa during the Fall '06 term at Vanderbilt.

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Chapter 8 OWL study questions - 1. The formula for the...

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