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Pertanyaan

Tetapan hidrolisis NaBrO sebesar .... ( K a ​ HBrO = 2 × 1 0 − 5 )

Tetapan hidrolisis NaBrO sebesar ....  

  1. begin mathsize 14px style 1 space cross times space 10 to the power of negative sign 15 end exponent end style 

  2. begin mathsize 14px style 5 space cross times space 10 to the power of negative sign 11 end exponent end style 

  3. begin mathsize 14px style 5 space cross times space 10 to the power of negative sign 10 end exponent end style 

  4. begin mathsize 14px style 5 space cross times space 10 to the power of negative sign 6 end exponent end style 

  5. begin mathsize 14px style 2 space cross times space 10 to the power of negative sign 5 end exponent end style 

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Y. Rochmawatie

Master Teacher

Jawaban terverifikasi

Jawaban

jawaban yang benar adalah C.

jawaban yang benar adalah C.

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Pembahasan

Pembahasan
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Jadi, jawaban yang benar adalah C.

 begin mathsize 14px style table attributes columnalign right center left columnspacing 0px end attributes row cell open square brackets O H to the power of minus sign close square brackets end cell equals cell square root of K subscript h cross times open square brackets G close square brackets end root end cell row cell K subscript h end cell equals cell K subscript w over K subscript a end cell row cell K subscript h end cell equals cell fraction numerator 10 to the power of negative sign 14 end exponent over denominator 2 space cross times space 10 to the power of negative sign 5 end exponent end fraction end cell row cell K subscript h end cell equals cell 0 comma 5 cross times space 10 to the power of negative sign 9 end exponent end cell row blank equals cell 5 space cross times space 10 to the power of negative sign 10 end exponent end cell end table end style      

Jadi, jawaban yang benar adalah C.

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Rosa Amelia

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Muhamad Fahri Ilham

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Hitunglah pH larutan CH 3 ​ COONa 0,008 M sebanyak 100 mL. Jika K a ​ CH 3 ​ COOH = 2 × 1 0 − 5 .

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