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????? ???????? ???? ??????? ??? ??????? ??????? ? ???? ?????? ????? ??????? ??? ????? ????????? ???????? ????????? ) 6 ??? (? ???????? – 1 ) 3 ??? (? ????? ???????? ??? ??? ? 25 0 C???? 41? 01 = ?. Ke?? ?1 – ???? ? pH?????? ???? ) ? (S A????? ? AH??????? ?????? 1? ? ? C A = 10 ?2 mol.l??? 21.3 = ?pH?? ?1 – 1 – ??? ?? ????? ? AH????? ? ???? ?????? ?????? ?? ????? .? ?1 – 2 – ???? ? pKA????????? ? ?. AH / A?? ?1 – 3 – ???? ?????? ?????? ? pK A????? ????????? ??? / ????? .?
??pK A?? ?02.4?

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?? ?C 6 H 5 COOH / C 6 H 5 COO?? ?? ?HCOOH / HCOO?? ?? ?CH 2 ClCOOH / CH 2 ClCOO??
?+? ?3 ?NH 4 / NH??

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?1 – ?????? ??? ???????? ) ? (D???? 0 007 ? ????? ????? ???????? 01? P4 O?????? ??? ????? ? ????? ???? ?????? ????? .? ?1 – 1 –??? ?????? ??? ???????? ? ??? ???????? ???????? .? ?1 – 2 – ???? ?????? ??????? ???????? ????? ??? ???????? .? ?2 – ???? ?????? ??? ??? ???????? ?????? ) ? (D??????? ??? ?????????? ?? ???????? .? ????? ?????? ??????? ???????? ????? ??? ???????? ? ??? ??? ???????? ?????? .? ?3 – ?????? ???? ??? ??????? )? ( A????? ?????? ??????????? ?????? ?? ???????? 3 ?. NH?? ?3 – 1 – ???? ?????? ??????? ????????????? ??? ???????? .? ?3 – 2 – ???? ???? ?????? ??????????? ?????? ?????? ??? ? 0.2mol??? ?????? )? ( A????? ?? ?????? ???????? ????? 0 0 08 . ???? : 1? ?M (O ) = 16 g .mol ?1 M (C ) = 12 g.mol ?1 M (H ) = 1g .mol??

????????? ?????? ?????? 1? ? C B = 10 ?2 mol.l?????? ??? ???? ) ? (S??? ) ? ?. pH = pK A (AH / A?? ?2 – 1 – ???? ????? ??????? ?????? .? ?2 – 2 – ??? ?????? ?????? ) ?. (S?? ?2 – 3 –??? ???? ?. V B?? ???????? – 2 ) 3 ??? (? ?????? ????? ????? ) ? (D?????? ???????? : 2?. C 3 H 6 O??

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?52.0? ?52.0? ?05.0?

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????????? ) 41 ???? (? ???????? -1 ) 5.5 ??? (? ????? ???? ????????? ? ???? ? g = 10m.s?? 01 = ?. ??? ?????? ???????? ) ? (S???????? ?? ????? – 1 ? ???? ????? ?? 😕 ?• ???? ??????? ?????? ? r = 5cm??????? ???? ????? ? MN = 2 L = 40cm??????? ????? ??????? ?? ?????? ? G??????? . ????????  » ????? + ??????  » ????? ??????? ?? ??????? ??????????? ???? ???? ) ?( ???? ??? ?? ?????? ? . G???? ???? ???????? ??????? ?????? ) ?( ?? ? ?. J?? ?• ??? ) ? ( f???? ???? ????? ????? ????? ??? ???? ?????? ? ??? ??? ????? ???? ??? ) 1?? (S?? ?????? ? m = 0.8kg?? ???? ????? 1? . G?????? ) 1? (S????? ?????? ??? ????? ???? ??????? ?0 03 = ? ????????? ??????? ????? ??? ???? ????? ??? .? ?????? ?? ????? ) ? ( f?? ????? ??? ???? ?????? ????? ?????? . ???????????? ???? ???? ????? ??? ??????? ??r?? ?0 = ? t???? ???? 1? G??????? ?? ???? ? O??????? ) ? . (O.i?????? ??? ?? ???? ???? 1? G???????? ?. x??
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?1 – ???? ? ??????? ??? ??????? ????????? ? ????? ??????? ? a?????? ????? ) 1? (S?????? : ?? r ? J ? ? m?? ????? ?. g?? ?2? ?2 – ???? ????? ????? – 2 ?????? ???? ?????? ????? ) ? (S?????? ?. V = f ( x ) : x?? ?&? ?2 – 1 – ??? ???? ? a?? ?????? ??????????? ?????? &? ??????????  » ????? + ?????? « ? ?2 – 2 – ????? ????? ) 1? (S??? ????? ???? ????? ??????? ? B???? ?????? ? x B = 0.8m?????? ???? ????? ? I???? ??????? ????? ) ? (?????? ???? ??? ????? ? h = 1m??? ?????? ?. B?? ?2 – 2 – 1 – ???? ???????? ?????? ? I??? ?????? ?. BX .BY?? ?2 – 2 – 2 – ???? ?????? ?????? ????? ? M?????? ??? ?????? ????? ) 1? (S??? ????? .? ??L??…