Cengage owLy2 | Online teachinc ×,eChemistry question ! Chex Chapter 15: Mastery

Question

Cengage owLy2 | Online teachinc ×,eChemistry question ! Chex Chapter 15: Mastery 1. Gases: Parial Pressures 1 pts 2req Tse the References to access important values if needed for this question. 2. Liquids: Vapor Pressure and Inte...pts 2req 3. Phase Changes and Energy Flo...pts 2req 1. Energy. Change of Stale The following information is given for ether, 2HoHs, at latm: boiling point-35°C AHiap-0.358 k/g melting point- 116°C ius-98.1 J,'g 1 pts 2req Queshon How many J of cnergy are needed to vaporize a 26.3 gsample of liquid cther at its nomal boiling point of 35 C? 5 Fnergy Specafic. Heat Caparity 1 pts 2req 6. Heat Iranster. Phase and lemp.. 1 pts 2req Submit Answer Ratry Entira Group 9 more group attempts remaining Progress: 0V6 groups Due Dec 6 at 11:55 PM Previous Next Email Instructor Save and Exit 3:37 PM

Explanation / Answer

Q1

ether --> boils at 38°C

find energy required to boil a tnormal T

so

Q = mass * latent heat = 0.358 * 26.3

Q= 9.4154 kJ

Related Questions

Navigate

• Browse (All)
• Browse C
• Subjects

---

---

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