6. What is the density (g/L) of gaseous carbon tetrachloride at 650 Torr and 100°C? g/L
What is the molecular weight of a pure gaseous compound having a density of 4.95 g/L at -35°C and 1020 torr? 120 g/mol 44 g/mol 11 g/mol 72 mol 24 g/mol
What is the molecular weight of a pure gaseous compound having a density of 4.95 g/L at -35°C and 1020 torr? 120 g/mol 44 g/mol 11 g/mol 72 g/mol 24 g/mol
A gaseous sample of a compound has a gas density of 0.647 g/L at 694 torr and 20 °C. What is the 4. molar mass of this compound? If this compound contains only nitrogen and hydrogen, and is 82.2% nitrogen by mass, what is its molecular formula? 5. What is the density in g/L of neon gas at STP?
3. (5 pts) Carbon tetrachloride has a vapor pressure of 11.3 torr at 255 K, and 99,0 torr at 295 K. What is the normal boiling point in °C) of carbon tetrachloride? 4. (5 pts) At its boiling point, how much heat would be required to vaporize 225.0 mL of carbon tetrachloride? pcc = 1.59 g/cm".
What is the molecular weight of a pure gaseous compound having a density of 4.95 g/L at -35 oC and 1020 torr?
(4) Carbon tetrachloride (CC14) has a vapor pressure of 212.75 torr at 40.00 °C and 836.00 torr at 80.00 °C. What would be the heat of vaporization of CCl4 in kJ/mol?
A solution of carbon tetrachloride and acetic acid CH3COOH is boiling at 107.6°C. A sample of the vapor above the solution is cooled until it condenses. This condensed sample is analyzed, and turns out to be 50.% carbon tetrachloride by mass. Calculate the percent by mass of carbon tetrachloride in the boiling solution. Here's some data you may need: normal boiling point density vapor pressure at 107.6°C carbon tetrachloride 77.°C 1.6gmL 1733.torr acetic acid 118.°C 1.1gmL 623.torr Be sure your...
A solution of carbon tetrachloride and acetic acid CH3COOH is boiling at 107.6°C. A sample of the vapor above the solution is cooled until it condenses. This condensed sample is analyzed, and turns out to be 50.% carbon tetrachloride by mass.Calculate the percent by mass of carbon tetrachloride in the boiling solution. Here's some data you may need: normal boiling point density vapor pressure at 107.6°C carbon tetrachloride 77.°C 1.6gmL 1733.torr acetic acid 118.°C 1.1gmL 623.torr Be sure your answer...
A solution of carbon tetrachloride and acetic acid CH3COOH is boiling at 87°C. A sample of the vapor above the solution is cooled until it condenses. This condensed sample is analyzed, and turns out to be 90.% carbon tetrachloride by mass. Calculate the percent by mass of carbon tetrachloride in the boiling solution. Here's some data you may need: normal boiling point density vapor pressure at 87°C carbon tetrachloride 77.°C 1.6gmL 1011.torr acetic acid 118.°C 1.1gmL 406.torr Be sure your...
4. What is the molar mass of a compound if a gaseous sample has a density of 1.173 g/L at 20 °C and 630 torr? The temperature in Celsius is known to two significant figures. 5. A 1.50-L bulb containing Ne at 125 torr is connected by a valve to a 2.50-L bulb containing CH4 at 650 torr. The valve between the two bulbs is opened and the two gases mix. The initial gas pressures as known to three significant...