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1. A gas has a volume of 1.57 L at 2.95 atm. What pressure is required...
CHFM 101. General Chemistry Practice Problems Test 4 e re is required to reduce the volume to 1.2 1. A gas has a volume of 1.57 Lt 2.95 mm Wh at the same temperature? 2. A gas has a volume of 3.75 liters at 12°C, what is the volume at 25°C if the pressure remains constant? 3. What is the pressure of a gas in a 375 mL container, if it has a pressure of 219 Torr in a 525...
the 6. How many liters of O, 22 and 100 same pressure and temperature. The reaction is euro O de 1.50 liter of CO, C O40 7pts.) CH 7. Consider the reaction CH (1) + 90 (8) -> 6C0, + 6H2O What volume of O, at 25°C and 425 mm Hg are required to react completely with 1.215 5CH? 8. A gas mixture contains 325 Torr H. 433 Torr He and 295 Torr N. a) What is the total pressure...
GAS LAWS 1. The initial volume of a gas at a pressure of 3.2 atm is 2.9 L What will the volume be if the pressure is increased to 4.0 atm? 2. A balloon is filled with 35 O L of helium in the morning when the temperature is 20.00. By noon the temperature has risen to 45.00. What is the new volume of the balloon? 3. A helium balloon with an internal pressure of 1.00 atm and a volume of 4.50 L...
1- A gas sample has a pressure of 1.17 bar. What is this pressure in atm? Hint: 1 atm = 101.3 kPa = 1.013 bar = 760 torr = 760 mm Hg = 14.7 psi 2- A sample of gas has a volume of 474 mL at a pressure of 3.49 atm. The gas is compressed and now has a pressure of 7.72 atm. Predict if the new volume is greater or less than the initial volume, and calculate the...
a. if a container which has a volume of 10cc is sealed with O2 T 25 degree Celsius and 1.00 atm pressure. If the container is heated to 500 Celsius, what will be the pressure exerted by O2 gas in the container? b. a sample of 1000mL of Ne gas is at a pressure of 290 mm Hg at 290K. What volume it will occupy if the pressure is increased to 500mm Hg and temperature to 600K? c. how many...
A) A sample of oxygen gas at a pressure of 0.680 atm and a temperature of 22.0 °C, occupies a volume of 16.4 liters. If the gas iscompressed at constant temperature to a volume of 7.95 liters, the pressure of the gas sample will be__________ atm. B)A sample of oxygen gas at a pressure of 878 mm Hg and a temperature of 65 °C, occupies a volume of 6.95 liters. If the gas isheated at constant pressure to a temperature...
A sample of methane gas at a pressure of 1.17 atm and a temperature of 23.8 °C, occupies a volume of 15.8 liters. If the gas is compressed at constant temperature to a volume of 5.62 liters, the pressure of the gas sample will be atm. A sample of oxygen gas at a pressure of 0.976 atm and a temperature of 22.7 °C, occupies a volume of 786 mL. If the gas is allowed to expand at constant temperature until...
1.Ideal Gas Law PV = nRT with atm: R = 0.0821 L*atm/(K*mol) If I have 4 moles of a gas at a pressure of 5.6 atm and a volume of 12 liters, what is the temperature? 2. If I contain 3 moles of gas in a container with a volume of 60 liters and at a temperature of 400 K, what is the pressure inside the container? 3. If I have 7.7 moles of gas at a pressure of 0.09...
1- A gas has a volume of 36.0 L and a pressure of 750. torr when the temperature is 10. °C. What is the pressure if the volume changes to 15.0 L and the temperature changes to 78 °C, if the amount of gas stays the same? Express your answer using three significant figures. 2- A 124 mL bubble of hot gases at 211 ∘C and 1.83 atm is emitted from an active volcano. What is the final temperature, in...
One liter of gas A at 2 atm pressure and two liters of gas B at 3 atm are mixed in a 4 liter flask. What will be the final pressure if the gases initially and finally are at the same temperature? What will be the average molecular weight of the mixture if the weight of A + B is 24 g and the temperature is 60?