You blow up a spherical balloon to a diameter of 59.0 cm until the absolute pressure inside is 1.10 atm and the temperature is 22.0 °C. Assume that all the gas in N₂ is of molar mass 28.0 g/mol. Part A Find the mass of a single N₂ molecule. Express your answer in kilograms. m = Submit Part B K= OF [Π ΑΣΦ Submit Request Answer How much translational kinetic energy does an average N₂ molecule have? Express your answer in joules. OF [ΫΠ ΑΣΦ ? Request Answer kg ? J Re
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- A 3.00 L tank contains air at 3.00 atm and 20.0° C. The tank is sealed and cooled until the pressure is 1.00 atm. Part A What is the temperature then in degrees Celsius? Assume that the volume of the tank is constant. Express your answer in degrees Celsius. T = Submit Part B V = ΑΣΦ Submit Request Answer If the temperature is kept at the value found in part A and the gas is compressed, what is the volume when the F Express your answer with the appropriate units. μA Value Request Answer Units ≈ ? ? OA gas with an initial temperature of 940 °C undergoes the process shown in the figure. (Figure 1) Figure p (atm) 3 2 1- 0 0 100 200 2 300 V (cm³) Part A What type of process is this? Isochoric. Isobaric. Isothermic. Submit ✓ Correct Part B What is the final temperature in °C? Express your answer using two significant figures. T= 3400 °C Submit V= Previous Answers Part C ✓ Correct Previous Answers How many moles of gas are there? Express your answer to two significant figures and include the appropriate units. Submit HÅ A 29 10-4 mol Previous Answers Request Answer P Pearson ?A 22-cm-diameter vertical cylinder is sealed at the top by a frictionless 16 kg piston. The piston is 79 cm above the bottom when the gas temperature is 303° C. The air above the piston is at 1.00 atm pressure. Part A What is the gas pressure inside the cylinder? Express your answer with the appropriate units. ► View Available Hint(s) Po = Submit Part B μÀ Value Units ? What will the height of the piston be if the temperature is lowered to 13°C? Express your answer with the appropriate units.
- The rms speed of the molecules in 1.2 g of hydrogen gas is 1800 m/s. Part A What is the total translational kinetic energy of the gas molecules? Express your answer with the appropriate units. Etotal = 1.9 kJ Submit ✓ Correct Part B Previous Answers What is the thermal energy of the gas? Express your answer with the appropriate units. Eth = 1944 Submit μA Previous Answers Request AnswerA container of nitrogen molecules is at a temperature of 37.0°C. What is the mass of a nitrogen molecule in atomic mass units? [Note: nitrogen is a diatomic gas.] а. b. What is the mass of a nitrogen molecule in kilograms? C. What is the average translational kinetic energy of the nitrogen molecules? d. What is the rms speed of the nitrogen molecules? е. What is the average rotational energy of a nitrogen molecule?Two containers of equal volume each hold samples of the same ideal gas. Container A has 2 times as many molecules as container B. If the gas pressure is the same in the two containers, find the ratio of the the absolute temperatures TA and TB ( i.e TA / TB ) . Calculate to 2 decimals.
- Part C Some hydrogen gas is enclosed within a chamber being held at 200°C with a volume of 0.0250 m³. The chamber is fitted with a movable piston. Initially, the pressure in the gas is 1.50 × 106 Pa (14.8 atm). The piston is slowly extracted until the pressure in the gas falls to 0.950 x 106 Pa. What is the final volume V₂ of the container? Assume that no gas escapes and that the temperature remains at 200°C. Enter your answer numerically in cubic meters. ► View Available Hint(s) V₂ = Submit [5] ΑΣΦ ? m³n = 3.9 moles of an ideal gas are pumped into a chamber of volume V = 0.135 m3 Part (a) The initial pressure of the gas is 1 atm. What is the initial temperature (in K) of the gas? Part (b) The pressure of the gas is increased to 10 atm. Now what is the temperature (in K) of the gasA cubical box with sides of length 0.247 m contains 1.110 moles of neon gas at a temperature of 320 K. What is the average rate (in atoms/s) at which neon atoms collide with one side of the container? The mass of a single neon atom is 3.35x10-26 kg. Number i Units