Carbon disulfide, CS 2, has a heat of vaporization of 29,200 J/mol. The normal boiling point* of CS 2 is 317K What is the vapor pressure at 268K? (* BP at 760 mm Hg) Choose closest answer.
6.21 mmHg. |
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26.9 mmHg. |
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100. mmHg |
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325 mmHg. |
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129 mmHg. |
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859 mmHg. |
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299 mmHg. |
||
155 mmHg. |
Carbon disulfide, CS 2, has a heat of vaporization of 29,200 J/mol. The normal boiling point*...
The molar enthalpy of vaporization of carbon disulfide is 26.74 kJ/mol, and its normal boiling point is 46°C. What is the vapor pressure of CS2 at 0°C? a)447 torr b)4160 torr c)313 torr d)139 torr e)5.47 torr
The heat of vaporization of carbon disulfide is 27.4 kJ/mol at its boiling point of 46.3 °C. What is the change in enthalpy when 12.5 g CS2 condenses at 46.3 °C?
The normal boiling point of liquid carbon disulfide is 320 K. Assuming that its molar heat of vaporization is constant at 28.7 kJ/mol, the boiling point of CS2 when the external pressure is 1.24 atm is __________ K.
5 pts Ethanol has a heat of vaporization of 38560 J/mol and a normal boiling point of 352K. What is the vapor pressure (in torr) of ethanol at 310 K? Report your answer to the nearest whole number and do NOT include units in your answer, only type in the number.
Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 degrees Celsius. What is the vapor pressure of ethanol at 15 degrees Celsius?
20.Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 °C. what is the vapor pressure of ethanol at 15.0 °C? 4 pts)
ethanol has a heat vaporization of 38.56
8.314 J/mol K 782.4+ 27. All work must be show to receive credit. Remember, significant figures are important! P-AH/ TT, "P, R T ,T, - 25.0+ 2 1. (4 points) Ethanol has a heat or vaporization of 38 56 kJ/mol and a normal boiling point of 78.4°C. a. What is the vapor pressure of ethanol at 25 0 C? MP2 = - À HVED (T.. T2 ) - 38.56 kJlnit 78.4°C -25.06 0.0821...
The molar enthalpy of vaporization of hexane (C6H14) is 28.9 kJ/mol, and its normal boiling point is 68.7 degrees Celsius. What is the vapor pressure of hexane in mmHg at 25 degrees Celsius
4. Liquid ammonia has a vapor pressure of 109 mm Hg at-66°C and a heat of vaporization of 2.46 x 10 J/mol. a) Estimate the normal boiling point of ammonia. b) Estimate the ratio of the vapor pressure at -66°C to that at -45°C
4. Liquid ammonia has a vapor pressure of 109 mm Hg at-66°C and a heat of vaporization of 2.46 x 10 J/mol. a) Estimate the normal boiling point of ammonia. b) Estimate the ratio of the...
(2) Consider the heat of vaporization of hexane (C6H14) is 28.9 kJ/mol and it's boiling point at 1.00 atm to be 68.73 °C. What would be the vapor pressure of hexane at 27.25 °C?