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A solution is saturated in SrCO_(3), and SrF_(2). The CO_(3)^(2-) was found to be 10^(-3) mol/L. If the concentration of Fin solution is represented as yxx 10^(-2) M then what is the value of 'y'? [Given : K_(sp) (SrCO_(3))= 2.5 xx10^(-10), K_(sp) (SrF_(2))= 10^(-10)] |
Answer» <html><body><p>` 1.<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a> xx 10^(-3) M` <br/>` 2.6 xx 10^(-2)` <br/>` 3.7 xx 10^(-2) M` <br/>` 5.8 xx 10^(-7) M` </p>Solution :`[Sr^(+2) ][CO_3^(2-)] =KsP_1 ,[Sr^(+2) ][<a href="https://interviewquestions.tuteehub.com/tag/f-455800" style="font-weight:bold;" target="_blank" title="Click to know more about F">F</a>^(-) ] ^(2) = Ksp_2` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/rarr-1175461" style="font-weight:bold;" target="_blank" title="Click to know more about RARR">RARR</a> [F^(-) ]^(2) =(Ksp_2)/(Ksp_1) xx [CO_3^(2-)]` <br/> ` [F^(-)]^(2)=(<a href="https://interviewquestions.tuteehub.com/tag/8xx-1931282" style="font-weight:bold;" target="_blank" title="Click to know more about 8XX">8XX</a> 10^(-10))/( 7 xx 10 ^(-10)) xx 1.2 xx 10 ^(-3)` <br/> ` [F^(-)] =3.7 xx 10 ^(-2)`</body></html> | |