Top Posters
Since Sunday
a
5
k
5
c
5
B
5
l
5
C
4
s
4
a
4
t
4
i
4
r
4
r
4
Home Recent Posts
21)  Discuss the political challenges faced during the Reconstruction era in reintegrating the Southern ...
One day ago in History (Humanities) by Anonymous
Discuss the political challenges faced during the Reconstruction era in reintegrating the Southern states back into the Union and the ways in which African Americans were included or excluded from the political process.
22)  What long-term effects did the war have on issues such as civil rights, the power of the federal ...
One day ago in History (Humanities) by Anonymous
What long-term effects did the war have on issues such as civil rights, the power of the federal government, and the balance of power between states and the national government?
23)  Reflecting on the legacies of the Civil War, how did the outcome of the war shape the subsequent ...
One day ago in History (Humanities) by Anonymous
Reflecting on the legacies of the Civil War, how did the outcome of the war shape the subsequent Reconstruction period?
24)  BFSF: The following galvanic cell has a potential of 1.214 V at 25 ∘C: ...
One day ago in Chemistry (Science-Related Homework Help) by jiminsmocheek
Thank you
25)  BFSF: The base year is 2011. A country only produces Blu-ray players. The price of a Blu-ray player in 201
One day ago in Economics (Other Fields Homework Help) by Anonymous
Help! The answer is missing an explanation...
26)  Re: The zincblende structure of ZnS has the relatively large sulfide ions arranged at the lattice points ...
Best Answer • 2 days ago in Chemistry (Science-Related Homework Help) by shichihenge7
4.09 g/cm3
27)  The zincblende structure of ZnS has the relatively large sulfide ions arranged at the lattice points ...
2 days ago in Chemistry (Science-Related Homework Help) by MrsSmitty

The zincblende structure of ZnS has the relatively large sulfide ions arranged at the lattice points of a face-centered cubic structure. The edge length of this cubic unit cell is 540.9 pm. Determine the density of zincblende.



▸ 0.244 g/cm3

▸ 1.02 g/cm3

▸ 2.05 g/cm3

▸ 4.09 g/cm3

▸ 8.18 g/cm3
28)  Re: The vapor pressure of ethanol is 400. mmHg at 63.5C. Its molar heat of vaporization is 39.3 kJ/mol. ...
Best Answer • 2 days ago in Chemistry (Science-Related Homework Help) by overlandtrail
109 mmHg
29)  The vapor pressure of ethanol is 400. mmHg at 63.5C. Its molar heat of vaporization is 39.3 kJ/mol. ...
2 days ago in Chemistry (Science-Related Homework Help) by bigben0007

The vapor pressure of ethanol is 400. mmHg at 63.5°C. Its molar heat of vaporization is 39.3 kJ/mol. What is the  vapor pressure of ethanol, in mmHg, at 34.9°C? (R = 8.314 J/K • mol)



▸ 109 mmHg

▸ 220 mmHg

▸ 366 mmHg

▸ 376 mmHg

▸ 1470 mmHg
30)  Re: The triple point of iodine is at 0.12 atm and 115C. Thus, liquid I2
Best Answer • 2 days ago in Chemistry (Science-Related Homework Help) by scmhack
cannot have a vapor pressure less than 91 torr.
Explore
Post your homework questions and get free online help from our incredible volunteers
  1054 People Browsing
Start New Topic Take the Tour CoursesNew Study Tools Topics Trending Browse by Textbook
Live Chat
Your Opinion
Which is the best fuel for late night cramming?
Votes: 145
Previous poll results: Do you believe in global warming?