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地球環境化学夏休み宿題解答 ... - hst.titech.ac.jp

1.. a pH . + pH log( 10-3) Ka ( 10-3)2 (1 10-3). 10-3mol/L 3 2log2 10-5. NH3 NH3 Kb pH . OH- pOH log( 10-3) b ( 10-3)2 ( 10-3). 10-3mol/L 4-log7-log2 10-5. 10-5. pH 010mol/L HCOOH 25 10-9 .. 10-9 2 + 10-4. 10-4 10-5mol/L. NH3 25 10-5 NH3 .. 10-5 2 OH- 10-3. 10-3 10-3mol/L. HCN [mol/L] 10-10 . 10-10 ( )2 10-6mol/L pH. Na SO4 pH . 10-8 . Na SO4 Na+ + HSO4- HSO4- + + SO42- 10-8 2 + 10-4 pH log( 10-4). 10-4 10-4 2.. - h pH . CH3 COONa CH3 COO- Na+ .. CH3 COO- 2O CH3 COOH OH- . h .. h [CH3 COOH][OH-] [CH3 COO-] . + . h [CH3 COOH][OH-][ +] [CH3 COO-][ +] . a w h a w . h [CH3 COOH] [CH3 COO-][ +] [OH-][ +] . a w h w a . CH3 COO- 2O CH3 COOH OH- . 0 0.. (1- ) . h . h 2 (1- ) . 1 . h 2 .. Kw . a . a 10-5 pH OH- 10-6 . pH .. 9 NaNO2 pH . 10-4 . 10 14 10 4 10 5. 4. OH- pOH log( ). 10 21 21. 10 4 10 5 1. 5+ (log7 + log3). 21 21 2. pH . 3. 10 . - h pH.

問10 次の文章中の( )内に適当な化学式・文字式・数値を入れて文章を完成せよ。 0.01mol/L-塩化アンモニウム水溶液の加水分解度h、加水分解定数Kh、pHを求める。塩化 …

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Transcription of 地球環境化学夏休み宿題解答 ... - hst.titech.ac.jp

1 1.. a pH . + pH log( 10-3) Ka ( 10-3)2 (1 10-3). 10-3mol/L 3 2log2 10-5. NH3 NH3 Kb pH . OH- pOH log( 10-3) b ( 10-3)2 ( 10-3). 10-3mol/L 4-log7-log2 10-5. 10-5. pH 010mol/L HCOOH 25 10-9 .. 10-9 2 + 10-4. 10-4 10-5mol/L. NH3 25 10-5 NH3 .. 10-5 2 OH- 10-3. 10-3 10-3mol/L. HCN [mol/L] 10-10 . 10-10 ( )2 10-6mol/L pH. Na SO4 pH . 10-8 . Na SO4 Na+ + HSO4- HSO4- + + SO42- 10-8 2 + 10-4 pH log( 10-4). 10-4 10-4 2.. - h pH . CH3 COONa CH3 COO- Na+ .. CH3 COO- 2O CH3 COOH OH- . h .. h [CH3 COOH][OH-] [CH3 COO-] . + . h [CH3 COOH][OH-][ +] [CH3 COO-][ +] . a w h a w . h [CH3 COOH] [CH3 COO-][ +] [OH-][ +] . a w h w a . CH3 COO- 2O CH3 COOH OH- . 0 0.. (1- ) . h . h 2 (1- ) . 1 . h 2 .. Kw . a . a 10-5 pH OH- 10-6 . pH .. 9 NaNO2 pH . 10-4 . 10 14 10 4 10 5. 4. OH- pOH log( ). 10 21 21. 10 4 10 5 1. 5+ (log7 + log3). 21 21 2. pH . 3. 10 . - h pH.

2 NH4Cl NH4+ Cl- . NH4+ 2O NH3 3O+ . h .. h [NH3][ +] [NH4+] . [OH-] . h [NH3][ +][OH-] [NH4+][OH-] . w . h [NH3] [NH4+][OH-] [ +][OH-] . w h w . NH4+ 2O NH3 3O+ . 0 0.. (1- ) . h . h 2 (1- ) . 1 . h 2 .. Kw 10-5 b . pH H+ 10-6 pH .. 11 pH Ka2 10-11 .. CO2- + H2O HCO3- + OH- 10 14 10 1 10 3. 11. OH- pOH log( ). 10 96 24. 10 1 10 3 1. ( 3 log3 2 log2). 96 24 2.. 4.. 12 .0 pH . a 10-5 . CH3 COONa 82 [CH3 COOH] . [CH3 COO-] . 10-5 [H+] log( 10-5). [H+] 10-5 6 log2 2log3. 13 pH . 10-5 . NH4Cl [NH3] . [NH4+] . 10-5 [OH-] OH log( 10-6) 14 [OH-] 10-6 7 2log2 2log3 14 pH . 10-5 . 100ml . + 100ml 10-3. 100ml . 101ml 10-3mol/L. mol/L . [CH3 COOH] [CH3 COO-] [ +] 10-3 10-5 ( 10-3) ( ) [ +] 10-4 10-3 10-4 10-3. 100ml . 101ml 10-3mol/L.. [CH3 COOH] 10-3 [CH3 COO-] 10-3. 10-5 ( 10-3)[ +] 10-3 [ +] 10-7 5. 100ml . 101ml 10-3mol/L.. [CH3 COOH] 10-3 [CH3 COO-] 10-3.

3 ( 10-3)[ +] ( 10-3) [ +] 10-5 15 pH 100ml [ml] . 1) 5) . Ka 10-5 . 1) ml 100 ml 2) 100 mol/L (100 ) 100 mol/L. 3) 10-5 mol/L. 4) 100 mol/L (100 ) 100 . mol/L .. 5) . 10-5 ( (100 ) 100) 10-5 ( (100 ) 100). 16 100ml pH 1) 6) .. 1) mol/L mol/L. 2) 10-5 mol/L . pH . 3) 10 mmol 10 mmol 4) mmol 5) 9 mmol . 11 mmol 6) 10-5 mol/L pH . 17 pH . a 10-5 . [ +] 10-6. 10-5 [CH3 COO-] 10-6 [CH3 COOH]. [CH3 COO-] 10-6 [CH3 COOH] 18. 6. 18 pH . [CH3 COOH] [CH3 COO-]. 10-5 [CH3 COO-][H+] [CH3 COOH]. H+ 10-5. log( 10-5). 6 log2 2log3. 19 100ml pH.. HCl . [CH3 COOH] ( 100 ) 102 102. [CH3 COO-] ( 100 ) 102 102. 10-5 [H+] H+ 10-5. 20 100ml . pH . NaOH . [CH3 COOH] ( 100 ) 102 102. [CH3 COO-] ( 100 ) 102 102. 10-5 [H+] H+ 10-5.