A gas mixture contains 1.31g of N2 and 0.890g of O2 in a 1.62L container at...
A gas mixture contains 2.35g O2, 4.73g of F2, and 5.23g He in a 2.50L container at 65°C. Calculate the mole fraction of oxygen and the total pressure in the container.
A gas mixture consists of N2, O2, and Ne, where the mole fraction of N2 is 0.55 and the mole fraction of Ne is 0.25. If the mixture is at STP in a 5.0 L container, how many molecules of O2 are present?
65. A gas mixture contains 1.25 g N2 and 0.85 g O2 in a 1.55 L con- tainer at 18 °C. Calculate the mole fraction and partial pressure of each component in the gas mixture. 67. The hydrogen gas formed in a chemical reaction is collected over water at 30.0°C at a total pressure of 732 mmHg. What is the partial pressure of the hydrogen gas collected in this way? If the total volume of gas collected is 722 mL,...
1. A container is filled with 16.0 g of O2 and 14.0 g of N2. a. What is the volume of the container at STP? b. What is the partial pressure of the O2 gas? c. What is the mole fraction of N2 in the mixture? 2. Look carefully at the following reaction: N2(g) + 3H2(g) -> 2NH3(g) How will the enthalpy change (H) compared to the internal energy change (E) for this reaction? That is, will H be equal...
A gas mixture contains 0.150 mol of oxygen (O2) gas, 0.116mo lof nitrogen (N2) gas. and 0.211 mol of argon (Ar) gas in a 0.500L flask at 298K. What is the partial pressure of N2 the mixture?
Agas mixture contains 1.16 g N, and 0.84 g 0, in a 1.51-L container at 13 °C. You may want to reference (Pages 433 - 439) Section 10.7 while completing this problem. Part A Calculate the mole fraction of N, Express your answer to three significant figures. IVO AED ? XN, - .858 Submit Previous Answers Request Answer X Incorrect; Try Again; 4 attempts remaining A Review Constants Periodic Table A gas mixture contains 1.16 g N2 and 0.34 g...
A quantity of N2 gas originally held at 3.80 atm pressure in a 1.00 L container at 26.0ºC is transferred to a 10.0 L container at 20.0ºC. A quantity of O2 gas originally at 4.75 atm and 26.0ºC in a 5.00 L container is added to the 10.0 L container already containing the N2. a) Draw a diagram outlining this experiment, labeling the various quantities. b) Calculate the total pressure in the new container. c) What is the mole fraction...
A student has a 2.68 L bottle that contains a mixture of O2 , N2 , and CO2 with a total pressure of 4.73 bar at 298 K . She knows that the mixture contains 0.273 mol N2 and that the partial pressure of CO2 is 0.306 bar . Calculate the partial pressure of O2 .
7-A gas mixture consists of N2, O2, and Ne, where the mole fraction of N2 is 0.50 and the mole fraction of Ne is 0.20 If the mixture is at STP in a 3.0 L container, how many molecules of O2 are present? 8-Calculate the density of Freon-12, CF2Cl2, at 37.0°C and 0.369 atm. 9-Determine the final temperature of a gold nugget (mass= 256 g) that starts at 378 K and loses 5.37 kJ of heat to snowbank when it...
9. A mixture of gases has a total pressure of 125 kPa. The mixture contains N2(25 kPa), He(76 kPa) and 02. What is the partial pressure of oxygen gas? 10. What is the mole fraction for each gas in the previous question?