Pharmacy students ๐Ÿ’‰๐Ÿงช๐Ÿ’Š
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ุณูŠุฌุฒูŠู†ุง ุจุตุจุฑู†ุง ุŒุฐู„ูƒ ูˆุนุฏ ุงู„ู„ู‡ ู„ู†ุง "๐Ÿค
ู‚ู†ุงู‡ ุซุงู†ูŠู‡ ุฎุงุตู‡ ุจุจุดุฑู‡ ูˆุฃูุถู„ ู…ู†ุชุฌุงุช
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partial pressure of the gas = total pressure above the solution +the vapor pressure of the solvent
Anonymous Quiz
42%
T
58%
F
0.036g O2 dissolves in 4 liter of water at 25ยฐC and at O2 pressure of 600 mmHg, calculate the solubility coefficient.
Anonymous Quiz
5%
0.03
27%
0.0015
23%
0.0030
45%
0.000015
How many grams of O2 can be dissolved in 500 ml of aqueous solution when the total pressure above the mixture is 760 mmHg? The partial pressure above the O2 in solution is 0.04 atm and the temperature is 25ยฐ C.
Anonymous Quiz
15%
0.062
49%
0.00162
29%
0.0062
7%
0.6
Complete miscibility occurs when: The adhesive forces between different molecules (A-B) โ€ฆโ€ฆโ€ฆ..cohesive forces between like molecules (A-A or B-B).
Anonymous Quiz
74%
>
11%
<
15%
=
Partial miscibility results when: Cohesive forces of the constituents of a mixture are low different
Anonymous Quiz
45%
T
55%
F
The non polar molecules (B) will be squeezed out by the powerful โ€ฆโ€ฆforces existing between the molecules of the polar liquid.
Anonymous Quiz
24%
adhesive
55%
attractive
21%
cohesive
If the added material is soluble in only one of the two components, the mutual solubility of the liquid pair is โ€ฆโ€ฆโ€ฆโ€ฆ
Anonymous Quiz
21%
Increased
64%
decreased
14%
No effects
If the added material is soluble in both of the liquids, the mutual solubility of the liquid pair is โ€ฆโ€ฆโ€ฆ
Anonymous Quiz
12%
Decrease
81%
increased
8%
No effects
Decrease in mutual solubility of two partially miscible solvents by another agent is ordinarily referred to as blending.
Anonymous Quiz
56%
T
44%
F