A 7.50 x 10-3-m³ bottle contains 0.0200 kg of oxygen gas, O2, at 77.0 °C. What is the pressure exerted on the inner walls of the flask by the oxygen gas? Note: the atomic mas of O is 15.9994 u.
Q: A tank of compressed air of volume 1.00 m3 is pressurized to 24.6 atm at T = 273 K. A valve is…
A: V = 1.00m3 Pi = 24.6atm T = 273K Pf = 12.9atm Boltzmann constant (R) = 1.38*10-23J/K
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A: An ideal gas is a theoretical gas made of point particles that are in random motion. The particles…
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A: speed v=α,2α,3α......nα Average speed vav=α+2α+3α+...+nαn vav=α(1+2+3+...+n)n=αn×n(n+1)2=α(n+1)2
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Q: tank of compressed air of volume 1.00 m3 is pressurized to 24.6 atm at T = 273 K. A valve is opened,…
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A: Given values: Temperature, T=27 °C Pressure, P=5 atm Molecular mass of oxygen gas, M=32 g
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A: Step 1: The upper line (the one with the steeper slope) represents water vapor (H2_O). This is…
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A: Mass per mole=9.0122 g/mol Required Mass of single atom in atomic mass unit. Mass of single atom in…
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A: Given data The volume of the gas is V = 5 L = 5 x 10-3 m3 The temperature of the gas is T = 55°C =…
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A: Given: The mass of the nitrogen is 2.32x10-26 kg.
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- Q12: Copper has 1.09 x 10¹ vacancies/cm' at equilibrium at 900 K. What fraction of atomic sites are vacant at 1150 "K? Assume the density of the copper is 8.96 g/cm² and the atomic weight is 63.54 g/mol. The gas constant is 8.314 J/mol-K and Avogadro number is 6.022 x 10 aroma.l.A tank contains 16 moles of neon gas at an absolute pressure of 1 x 105 Pa. What is the change in the internal energy of the gas when the temperature is raised from 27 ºC to 32 ºC. Given: Boltzmann constant: k = 1.38 x 10–23 J/K, Ideal Gas Constant: R = 8.31 J/(mol K) 1000 J B. 750 J C. 500 J D. 250 J E. 100 JA sample of argon gas is in a container at 35.0° C and 1.22 atm pressure. The radius of an argon atom (assumed spherical) is 0.710 x 10-10 m. calculate the available volume for each atom.
- A Geiger-Muller tube is a type of gas-filled radiation detector. It can detect particles like X-rays, alpha particles, and beta rays (electrons). This is useful in quantizing the activity of a radioactive source or determining if an area containing radioactive material is safe to enter. If a Geiger counter is filled with 1 mol of argon gas at pressure P = 1.0620 × 10ª Pa and temperature T = 20.0 °C, what is the density p of the gas in this Geiger tube in grams per cubic centimeter? The atomic mass of argon is aa, = 39.948 g/mol. g/cm3A cylinder in a car engine takes V1 = 0.045 m3 of air into the chamber at 300 C and at 1 atm pressure. The piston then compresses the air to one-ninth (V1/9) of the original volume and to 20 times (20 P1 ). A. What would be the new temperature if the pressure was constant?One mole of hydrogen has a mass of 2 g. Calculate the mean speed of the hydrogen molecules at T = 300 K using the Maxwell- Boltzmann distribution. Select one: O a. 1579 m/s O b. 1782 m/s O c. O d. 459 m/s 1934 m/s
- 2 A 200-L tank contains krypton at a pressure of 1335 psi (9312kPa) at 70°F (21.1°C). The gas is labeled with 85Kr to a specific activity of 2 Ci per Kr. The krypton is leaking out of the tank at a rate of 1 mL (at STP) per minute. The tank is in a storage room 3 m x 3 m x 2 m high, and the air in the room is exchanged four timer per hour. What is the steady-state concentration in the room, in uCi/cm3 and Bq/m3?An SUV tire contains 0.037 m3 of air at a gauge pressure of 2.61 × 105 N/m2. The composition of air is about 78% nitrogen (N2) and 21% oxygen (O2), both diatomic molecules. How much more internal energy, in joules, does the air in the tire have than the same volume of air has at zero gauge pressure outside the tire? Einternal,2−Einternal,1 = ? Hints: -Assume not only equal volumes but also equal temperatures.-Since the temperature is constant, what must be changing in this process?-The heat capacity, and thus the internal energy, depends upon whether gas is monatomic or diatomic.A 5.50 L sample of neon at 6.67 atm is added to a 10.0 L cylinder that contains argon. If the pressure in the cylinder is 7.63 atm after the neon is added, what was the original pressure (in atm) of argon in the cylinder? Hint is given in the feedback. Answer: 6.3315 Hint, what pressure would the neon have in the second container if no argon were present?
- Problem 3. The viral coefficients of a gas at 20 °C and 11.5 bar are B = -138 cm³ mol¹ and C=7222 cmº mol². Calculate the V (molar volume) Z (compressibility factor) of the gas. Use the equation below (R = 83.14 cm³ bar mol-¹ K-¹). PV 2 = ² = (1 + = + =) Z RT1. Suppose the amount of air in a person's lungs is 2.2 L, Calculate the number of moles of air molecules in the person’s lungs when the pressure there is atmospheric pressure. Note that the air is at 37.0°C (body temperature). 2. An expensive vacuum system can achieve a pressure as low as 1.05 × 10-7 Pa at 20°C, How many atoms are there in a cubic centimeter at this pressure and temperature?