I have summited 3times already and keep saying t…


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20.50

I have summited 3times already and keep saying that i have accepted and working on the problems…however I never get the respond how to calculte… first of all, I need to find the concentrations for calcium and sulfate Ksp=[Ca^2+][SO_4^2-] also, I need to calculate Ksp Convert molarities to activities… I am having hard time to calculate…..took me almost 2days… this homework is due tommorow,sir.. can u please help?? I attached introduction…it might help u… my experimental data is Mass calcium sufate =1.0029g dissolved with 250ml of water then, pour 25ml of solution in to 10ml of ammonia buffer(pH=10) then I titrated with EDTA and after titration voume of EDTA used is 21.2ml and molarity of EDTA is 0.0168M please help……..the dead line is 5pm however if I can semmited 7pm professor will accept

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20.50