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pH larutan jenuh X ( O H ) 2 ​ adalah 10 + l o g 4. Ksp adalah …

pH larutan jenuh   adalah Ksp X open parentheses O H close parentheses subscript 2  adalah …

  1. begin mathsize 14px style 3 comma 2 cross times 10 to the power of negative 10 end exponent end style

  2. begin mathsize 14px style 3 comma 2 cross times 10 to the power of negative 11 end exponent end style

  3. begin mathsize 14px style 1 comma 2 cross times 10 to the power of negative 9 end exponent end style

  4. begin mathsize 14px style 2 comma 4 cross times 10 to the power of negative 10 end exponent end style

  5. undefined

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A. Ratna

Master Teacher

Mahasiswa/Alumni Universitas Negeri Malang

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Pembahasan

begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell p O H end cell equals cell 14 minus open parentheses 10 plus log 4 close parentheses end cell row blank equals cell 4 plus log 4 space space end cell row cell open square brackets O H to the power of minus close square brackets end cell equals cell 4 cross times 10 to the power of negative 4 end exponent space end cell row cell K s p space X open parentheses O H close parentheses subscript 2 end cell equals cell open square brackets X to the power of 2 plus end exponent close square brackets space open square brackets O H to the power of minus close square brackets squared space end cell row blank equals cell open square brackets 1 half cross times 4 cross times 10 to the power of negative 4 end exponent close square brackets space open square brackets 4 cross times 10 to the power of negative 4 end exponent close square brackets squared space end cell row blank equals cell open square brackets 2 cross times 10 to the power of negative 4 end exponent close square brackets space left square bracket 16 cross times 10 to the power of negative 8 end exponent right square bracket space end cell row blank equals cell 32 cross times 10 to the power of negative 12 end exponent space end cell end table end style

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