3- 63.12(a)From the plot above, r=−5455539 03..ρ(b)For =g / cm , 3.197 g Ile /100g H O3209940.r=±..mIle==1500 99446Lg1000 cm3.197 g Ile1 kghcmL103.197 g sol 1000 gkg Ile / h33(c)The measured solution density is 0.9940 g ILE/cm3solution at 50oC. For the calculation of Part (b) to be correct, the density would have to be changed to its equivalent at 47oC. Presuming that the dependence of solution density on T is the same as that of pure water, the solution density at 47
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