All Questions
Tagged with gas-phase-chemistry phase
10 questions
-3
votes
1
answer
78
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Liquification of ideal solution of two liquids from vapor phase [closed]
A and B form an ideal solution. In a cylinder piston arrangement, $\pu{2.0 mol}$ of vapor of liquid A and $\pu{3 mol}$ of vapor of liquid B are taken at $\pu{300 torr}$ and $T~\pu{K}$. At what ...
2
votes
0
answers
96
views
Is there a chemical compound which does not have a liquid state but a solid and a gaseous state? [duplicate]
Is there a chemical compound which does not have a liquid state but a solid and a gaseous state? Meaning no matter the temperature or pressure it will never be in its liquid form. According to my ...
- 137
3
votes
2
answers
184
views
Explaining the process of boiling a liquid
I am confused by the thermodynamic definition of boiling. It is stated that boiling occurs when the vapor pressure of a liquid is the same as the ambient atmosphere. Now suppose we deal with an open ...
- 471
2
votes
1
answer
76
views
Why does Sulfur dioxide incompletely freeze when entrained in a helium stream inside tubing dipped in liquid nitrogen?
Background - In a laboratory setting, I use typical elemental analysis (EA) to generate about 50 µg of sulfur in the form of sulfur dioxide (SO2). The EA uses a helium carrier. As an example, a sample ...
- 63
0
votes
1
answer
801
views
Is there an actual specific heat for aluminum in its gaseous state? [closed]
I've scourged the internet and I can't seem to find it anywhere although I've found the specific heat values for aluminum in both solid and liquid states. I'm trying to construct a heating curve and I ...
- 11
0
votes
1
answer
542
views
Is there a phase diagram available for hydrogen fluoride?
Has a phase diagram for hydrogen fluoride been published in an article on the internet or in a book ?
Or is there a table for HF for different pressures up to 100 atm. and temperatures up to 500$⁰$ C ...
- 259
4
votes
2
answers
439
views
Predicting pressure inside a container based on temperature
I'm a mathematician and computer scientist, and for this particular problem I would benefit from some chemical expertise.
Suppose I fill a container up with some liquid propane. I believe this is ...
- 43
0
votes
1
answer
263
views
How to calculate dew point of air-water system
I want to calculate the maximum water holding capacity of air at a given temperature (as in $\frac{max\ mass\ of\ water}{mass\ of\ dry\ air} $ vs temperature)
I looked up online and there are ...
- 101
1
vote
1
answer
328
views
Water vapour pressure in oxygen gas bubble
Suppose we have a source of O$_2$ bubble formation in water at specific nucleation sites, how can we estimate the water vapour pressure inside the O$_2$ bubbles?
I know that:
(1): $p_\mathrm{O_2}+...
- 254
4
votes
2
answers
259
views
Is there a metal for which its gas is necessarily a plasma?
Related to this question:
Gaseous metals?
The top answer clarifies that even with metals, the gaseous state is distinct from a plasma.
However, my question is, is this actually true in all cases?
Or ...
- 143