Secure https: AGYEMANCHEM1212SPRING 17 Post Lecture Home Mork Chaper 14 Exercise

Question

Secure https: AGYEMANCHEM1212SPRING 17 Post Lecture Home Mork Chaper 14 Exercise 14.87 Exercise 14.87 Use the van't Hoff factors in the table below to calculate each colligative property. Table. Van't Hoff Factors at 0.05 m Concentration in Aqueous Solution Solute i Expected i Measured 1 1 Nonelectrolyte 2 19 MESO, 2 13 MgC12 3 27 3 2.6 K2SO4 4 34 FeCl Mastering Chemistry: Post Lecture Homework Chapter 14 Google Chrome the melting point of a 0.140 m iron (III) chloride solution Express your answer using three significant figures. Submit My Answers Give up Part B he osmotic pressure of a 0.095 M Potassium s solution at 298 K ulfate Express your answer using two significant figures. atm Submit My Answers Give up Part C the boiling point of a 1.19% by mass magnesium chloride solution Express your answer using two decimal places. Signed in as KAYLA MAGBY Hel previous l 23 of 24 I next An 933 AM 2/12/2017

Explanation / Answer

Part A

Tf = i Kf m

= 3.4 * 1.86 * 0.14

= 0.885

Part B,

Osmotic pressure = i C R T

= 2.6 * 0.095 * 0.082 * 298

= 60.35

Related Questions

Navigate

• Browse (All)
• Browse S
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.