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Jika kelarutan  adalah a mol/L, hasil kali kelarut...

Jika kelarutan Ca subscript 3 open parentheses P O subscript 4 close parentheses subscript 2 adalah a mol/L, hasil kali kelarutan Ca subscript 3 open parentheses P O subscript 4 close parentheses subscript 2 adalah ....

  1. a to the power of 4 

  2. 27 a to the power of 4 

  3. a to the power of 5 

  4. 108 a to the power of 5 

  5. 265 a to the power of 5 

Jawaban:

Ca subscript 3 open parentheses P O subscript 4 close parentheses subscript 2 yields 3 Ca to the power of 2 plus sign and 2 P O subscript 4 to the power of 3 minus sign end exponent space a space space space space space space space space space space space space space space space space space space space space 3 a space space space space space space space space space space 2 a  K subscript sp equals open square brackets Ca to the power of 2 plus sign close square brackets cubed open square brackets P O subscript 4 to the power of 3 minus sign end exponent close square brackets squared K subscript sp equals open parentheses 3 a close parentheses cubed open parentheses 2 a close parentheses squared K subscript sp equals 108 a to the power of 5

Dengan demikian, maka jawaban yang tepat adalah D.

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