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Pertanyaan

Perhatikan persamaan reaksi yang terjadi pada sel aki berikut ini !

Pb left parenthesis straight s right parenthesis plus straight a space PbO subscript 2 left parenthesis straight s right parenthesis plus straight b space straight H subscript 2 SO subscript 4 left parenthesis aq right parenthesis rightwards arrow 2 space PbSO subscript 4 left parenthesis straight s right parenthesis plus straight c space straight H subscript 2 straight O left parenthesis calligraphic l right parenthesis

Harga koefisien a, b, dan c berturut-turut adalah ....

  1. 1, 1, dan 2

  2. 1, 2, dan 1

  3. 1, 2, dan 2

  4. 2, 1, dan 1

  5. 2, 2, dan 1

M. Robo

Master Teacher

Jawaban terverifikasi

Pembahasan

Pembahasan dapat dipisahkan menjadi 2 reaksi

bevelled bold 1 over bold 2 bold space bold reaksi bold space bold oksidasi bold thin space bold colon  Pb rightwards arrow Pb to the power of plus 2 end exponent plus 2 straight e  bevelled bold 1 over bold 2 bold space bold reaksi bold space bold reduksi bold thin space bold colon  4 straight H to the power of plus plus PbO subscript 2 plus 2 straight e rightwards arrow Pb to the power of plus 2 end exponent plus 2 straight H subscript 2 straight O  Reaksi space digabung colon  Pb rightwards arrow Pb to the power of plus 2 end exponent plus 2 straight e  4 straight H to the power of plus plus PbO subscript 2 plus 2 straight e rightwards arrow Pb to the power of plus 2 end exponent plus 2 straight H subscript 2 straight O space left parenthesis plus right parenthesis  short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash short dash  4 straight H to the power of plus plus PbO subscript 2 plus Pb rightwards arrow 2 space Pb to the power of plus 2 end exponent plus 2 space straight H subscript 2 straight O  Reaksi space akhir space colon thin space 2 straight H subscript 2 SO subscript 4 plus PbO subscript 2 plus Pb rightwards arrow 2 space PbSO subscript 4 plus 2 space straight H subscript 2 straight O  straight a equals 1 semicolon space straight b equals 2 semicolon space straight c equals 2

16

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