chemistry week 6 forum felicia ogundele.docx

# chemistry week 6 forum felicia ogundele.docx - 49 Calculate...

This preview shows pages 1–2. Sign up to view the full content.

49. Calculate the density of Freon 12, CF2Cl2, at 30.0 °C and 0.954 atm. 49. Answer- C F 2 C L 2 T = 30.0 ¿ 30 + 278 = 303 k P =0.954 atm V =2.0 L R =0.08206 Using PV= πRT (0.954) (2.0)= π (0.08206) (306) 1.908=24.86418 π π = 1.908 24.86418 π = 0.0767 Molar mass of C F 2 C L 2 =12+19×2+35.5×2 =12+38+71=121g/mol π = mass molar mass Mass= π ×molar mass =0.0767×121 =9.2807g Density= mass volume = 9.2807 2.0 =4.64035 =4.64g/L

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
33. How many moles of gaseous boron trifluoride, BF3, are contained in a 4.3410-L bulb at 788.0 K if the
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern