Give a clear handwritten answer.. frven Fost =01, the activity cafficient cyrmma)वहडीमवथि ववीकीयंक (मुनाकनोजीपका चिजo m2tisO.80. Calculate how many milli gramsof mx2 dissolve i'm 478 m2 of Solutionwhose 4 = o•/. The moJar mass of0.45 lohite gamma of X.is183 gmol and its ksPassume fhatmx2 isis3X 10-8.youiconic Strength is cassed by theTcomutc sनजकनरpresence of inert ions.IScancased ly the260 mg9)b, o.37 mac) 120 mgd) o 55 mgE) 170mg

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the activity Co ficient Cyamm FoOor U=0.1, m2tis o.45 lwhile gamma O•80. calculate how many of mx2 dissolve im 478 m2 of Solutior, whose l=0•/. The mojar mass of of x.is milligrams 183 gmol and its ksP assume that mx2 is is iconic Strength is cassed by the presence of inert ions. IS 3X 10-8.y ou cam

the activity Co ficient Cyamm FoOor U=0.1, m2tis o.45 lwhile gamma O•80. calculate how many of mx2 dissolve im 478 m2 of Solutior, whose l=0•/. The mojar mass of of x.is milligrams 183 gmol and its ksP assume that mx2 is is iconic Strength is cassed by the presence of inert ions. IS 3X 10-8.y ou cam

Fundamentals Of Analytical Chemistry

9th Edition

ISBN:9781285640686

Author:Skoog

Publisher:Skoog

Chapter31: Introduction To Analytical Separations

Section: Chapter Questions

Problem 31.12QAP

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A salt solution (30% Na2CO3) weighing 1ton iscooled to 20C where the salt crystallizes asdecahydrate. What will be the crystal yield ifthe solubility is 21.5 kg anhydrous Na2CO3/100kg water? (assume that 3% of the totalsolution is lost by evaporation)
Determine the percentage Fe in a sample of limonite from the following data:Sample : 0.5000g ; KMnO4 used = 50.00 ml ; 1.000ml of KMnO4 is equivalent 0.005317 g Fe,FeSO4 used = 6.00 ml; 1.000ml FeSO4 is equivalent 0.009200 g FeO ( ans 44.59 %)
The %purity of a powdered crude sample of Na2CO3 containing only inert impurities is to be determined by reacting 225.0 mg of the crude sample to 10.0 mL of 3.00 M HCl solution, and bubbling the resulting CO2(g) product in water that is at exactly 29 °C. After the reaction has completed, the level of the liquid inside the eudiometer rests 4.30 cm above the water level in the beaker. The graduation on the eudiometer indicates that the trapped gas is 44.37 mL. The experiment was done under a barometric pressure of 755.2 torr. a. How many moles of CO2 were collected? b. What is the percent purity of the sample? Round off to the nearest whole number
The %purity of a powdered crude sample of Na2CO3 containing only inert impurities is to be determined by reacting 225.0 mg of the crude sample to 10.0 mL of 3.00 M HCl solution, and bubbling the resulting CO2(g) product in water that is at exactly 29 °C. After the reaction has completed, the level of the liquid inside the eudiometer rests 4.30 cm above the water level in the beaker. The graduation on the eudiometer indicates that the trapped gas is 44.37 mL. The experiment was done under a barometric pressure of 755.2 torr. What CASE does this experiment satisfy?
A powdered crude sample of Na2CO3 containing only inert impurities is to be determined by reacting 225.0 mg of the crude sample to 10.0 mL of 3.00 M HCl solution, and bubbling the resulting CO2(g) product in water that is at exactly 29 °C. After the reaction has completed, the level of the liquid inside the eudiometer rests 4.30 cm above the water level in the beaker. The graduation on the eudiometer indicates that the trapped gas is 44.37 mL. The experiment was done under a barometric pressure of 755.2 torr.What is the %purity of the sample to the nearest whole number?
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