A given mass of gas a certain volume at 35 degree C and 565 mm Hg....
A gas occupies 97 liters at a pressure of 236 mm Hg. What is the volume when the pressure is increased to 565 mm Hg?
A sample of hydrogen gas was collected over water at 36 degree C and 855 mm Hg. The volume of the container was 6.50 L. Calculate the mass of H_2(g) collected. (Vapor pressure of water = 44.6 torr at 36 degree C) a. 0.58 g b.9.38 g c.0.55 g d.4.69 g e. 0.27 g
7. A sample of oxygen gas has a volume of 545 mL at 35 degree C. The gas is heated to 151 degree C at constant pressure in a container that can contract or expand. What is the final volume of the oxygen gas? A) 750 mL B) 396 mL C) 417 mL D) 267 mL E) 126 mL 8. A 45 mL sample of nitrogen gas is cooled from 135 degree C to 15 degree C in a container...
At a temperature of 25 degree C and a pressure of 750 mm Hg, 3.00 g of cyanogen gas occupies 0.714 L. What is the Molar Mass of the Molecule, cyanogen What is the molecular formula of cyanogen if Cyanogen is a gas which contains 46.2% C and 53.8% N by mass.
A balloon is filled with gas. Its volume is 350 mL and its pressure is 414 mm Hg. What is the new pressure of the gas in the balloon if the volume changes to 670 mL?
1. Convert 895 mm Hg to atm. 2. If a gas hasa volume of 265 mL at 23°C, what will the volume of that gas be at 46° C and the same pressure?
A sample of gas occupies 135 ml at 22.5⠁C and 165 mm Hg pressure. What volume will the gas occupy if the pressure is increased to 1.00 atm and the temperature is increased to 100.0⠁C?
A sample of CH4 gas has a volume of 367 mL, has a pressure of 704 mm Hg, and is at a temperature of 7.50 °C. Calculate the amount (in moles) of CH4 in the gas sample. ____mol
II) A gas occupies a volume of 410 mL at 27.0°C and 740 mm Hg. Calculate the volume the gas would occupy at STP. 12) What volume will 2.5 moles of Cl2 occupy at STP ?
Lab partner: Molar Mass of Butane Prelab 1. Convert a pressure reading of 875 mm Hg into atm. (1 atm = 760 mmHg) 2. Look up the chemical formula for butane and calculate its molar mass? 3. A pure gas sample has a volume of 109 mL, a pressure of 723 mm Hg, and a temperature of 23.5°C. Use the ideal gas law (Eq. 1) to calculate how many moles of gas are present in this sample? (Be sure you...