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Beberapa data harga potensila reduksi standar ( E o ) berikut : A g + ( a q ) + e → A g ( s ) E o = + 0 , 8 V P b 2 + ( a q ) + 2 e → P b ( s ) E o = − 0 , 14 + 4 m u V N i 2 + ( a q ) + 2 e → N i ( s ) E o = − 0 , 25 V F e 2 + ( a q ) + 2 e → F e ( s ) E o = − 0 , 44 V Reaksi yang dapat berlangsung spontan adalah .......

Beberapa data harga potensila reduksi standar () berikut :

Reaksi yang dapat berlangsung spontan adalah .......

  1. A g divided by A g to the power of plus divided by divided by F e to the power of 2 plus end exponent divided by F e

  2. N i divided by N i to the power of 2 plus end exponent divided by divided by F e to the power of 2 plus end exponent divided by F e

  3. A g divided by A g to the power of plus divided by divided by P b to the power of 2 plus end exponent divided by P b

  4. A g divided by A g to the power of plus divided by divided by N i to the power of 2 plus end exponent divided by N i

  5. N i divided by N i to the power of 2 plus end exponent divided by divided by P b to the power of 2 plus end exponent divided by P b

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S. Hidayati

Master Teacher

Mahasiswa/Alumni Universitas Indonesia

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Pembahasan

Reaksi yang dapat berlangsung spontan, artinya memiliki harga positif

Reaksi yang dapat berlangsung spontan, artinya memiliki harga straight E to the power of straight o subscript sel positif

Ni rightwards arrow Ni to the power of plus 2 end exponent plus 2 straight e space space space space space space straight E to the power of straight o equals 0 comma 25 space volt  Pb to the power of 2 plus end exponent plus 2 straight e rightwards arrow Pb space space space space straight E to the power of straight o equals negative 0 comma 14 space volt  minus negative negative negative negative negative negative negative negative negative negative negative negative negative negative negative space space plus  Pb to the power of plus 2 end exponent plus Ni rightwards arrow Ni to the power of plus 2 end exponent plus Pb space space space straight E to the power of straight o sel equals plus 0 comma 11 space volt

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