A gas has a volume of 100 mL at a temperature of 25oC and 760 mmHg. What is the pressure, in mm Hg when the volume is changed to 57 mL and a temperature of 75oC?
A gas has a volume of 100 mL at a temperature of 25oC and 760 mmHg....
At 570. mm Hg and 25 °C, a gas sample has a volume of 2270 mL. What is the final pressure (in mmHg) at a volume of 125 mL and a temperature of 17.5 °C?
If 5.00 moles of a gas at constant temperature and pressure occupies a volume of 132.5L, what volume will 1.36 moles occupy at the same temperature and pressure? 0901.0L O 19.49 L O 2.052 X 10–3L 0487.12 0 36.04 L What would be the new pressure if a 250 mL gas sample at 380 mm Hg is expanded to 500 mL with no change in temperature? 0 190 mmHg 0 380 mmHg 0 950 mmHg 0 570 mmHg O 760...
A sample of CO2 gas at 100°C has a volume of 250 mL at 760 mm Hg. How many moles of CO2 are present? Plea credit. Give answer in scientific notation with three significant digits.
08. A sample of a gas occupies 1.4x10 mL at 25°C and 760 mmHg. What volume will it occupy at the same temperature and 380 mmHg? A) 2,8 ml B) 2,1 mL C ) 1,4 ml. D) 1,05 ml
What volume will 525 mL of gas at 20 °C and a pressure of 320 mmHg occupy the temperature is reduced to -45°C and the pressure is increased to 760 mmHg?
A sample of gas is contained in a 245 mL flask at a temperature of 23.5°C. The gas pressure is 37.4 mm Hg. The gas is moved to a new flask, which is then immersed in ice water, and which has a volume of 60 mL. What is the pressure of the gas in the smaller flask at the new temperature? _______ mmHg
1. To what Celsius temperature must 68.0 mL of krypton gas at 13.0°C be changed so the volume will triple? Assume the pressure and the amount of gas are held constant. Enter your answer to four significant figures. ______°C 2. To what Kelvin temperature must 125 mL of a gas at 39.0°C be changed so the volume will be 375 mL? Assume the pressure and the amount of gas are held constant. ________K 3. What is the final pressure of...
A sample of Ne gas has a pressure of 694 mmHg with an unknown volume. The gas has a pressure of 385 mmHg when the volume is 489 mL, with no change in temperature or amount of gas.
Given 1 atm = 760 torr = 760 mmHg = 14.7 psi. A balloon sample of helium has a volume of 550 mL at a pressure of 1.0 atm. a. Assuming no change in temperature or amount of helium, what is the new volume in mL if pressure drops to 8.5 psi? b. Assuming no change in temperature or amount of helium, what is the new pressure in mmHg if volume expands to 650 mL?
A sample of argon gas has a volume of 735 mL at a pressure of 1.20 atm and a temperature of 112 ∘C. What is the final volume of the gas, in milliliters, when the pressure and temperature of the gas sample are changed to the following, if the amount of gas does not change? 1) 669 mmHg and 280 K 2) 0.58 atm and 75 ∘C 3) 14.9 atm and -15 ∘C