A 14 g N2 sample (Cp,m (N2) = 30 JK-1 mol-1), initially at P1 = 12 kPa and T1 = 4 °C, is heated reversibly to 83 °C at constant volume, Calculate the final pressure (P2), AU, q and W.
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- Ammonia (considered to be ideal gas, 1 mole) initially at 25 degree C and 1 bar pressure is heated at constant pressure until the volume has tripled.Use CP = 25.895 + 32.999 x 10^– 3 T – 30.46 x 10^– 7 T2 , J/mole-KCalculate: a) Q b) W c) delta Hcalculate the internal volume in liters of a tank containing 1.5 mol of gas at a pressure of 1.00 atm and a temperature of 293K [R=0.082(L x atm)(K x mol)].Show workStack gas analysis: 83.08% N2, 7.5% CO2, 2.3% CO, 1.12% H2, 6% O2 with a saturation temperature of 54°C at 400°C and 760mmHg. Answer the following: a) %excess of air (1000 m^3 of air is supplied, produced 3100 m^3 of stack gas) b) chemical formula of the fuel burned c) analysis of the fuel mixture
- Stack gas analysis: 8.06% CO2, 0.50% H2, 5. 55% O2, 85.09% N2, 0.80% CO. a) fuel burned b) % excess air used c) stack gas in m^3 if 100 kg of fuel is burned (477 degree C and 1 atm)1) Mass of flask, aluminum foil, and rubber band 68.45g 2) Temp. Of boiling, water 98.20 0C 3) Barometric pressure 755 mmHg 4) Volume of flask (volume of vapor occupies flask) 152 ml 5) Mass of flask, aluminum foil, rubber band, and condensed vapor 68.60g 6) Mass of condensed vapor is (5)-(1) Find Molecular weight of unknown ______ g / mol Calculation PV = (m/M)RT) è M = (mRT) / PV = ? Unknown liquid- Based on Molecular weight determine which unknown below has this molecular weight: Methanol, Ethanol, Isopropanol, Propanol. UNKNOW IS : __________________________The gas left in a used aerosol can is at a pressure of 199.5 kPa at 292.9K. If the can is thrown into a fire what will the internal pressure of the gas be when its temperature reaches 1,015.1K? Answer in units of kPa. Round your result to the nearest tenth. Please include all steps, formula used, and a clear handwriting. Thank you!
- c. A mixture of propane and methane occupied 122 mL at 25⁰C and 1.0 atm. This mixture was totally burned in excess O2 to produce CO2(g) and H2O(g). The mass of the CO2 produced was 0.506 g. What is the mass % composition of the original mixture? Show all work.A truck tire has a volume of 218 L and is filled with air to 35.0 psi at 295 K. After a drive, the air heats up to 318 K. (a) If the tire volume is constant, what is the pressure? (b) If the tire volume increases 2.0%, what is the pressure? (c) If the tire leaks 1.5 g of air per minute and the temperature is constant, how many minutes will it take for the tire to reach the original pres-sure of 35.0 psi (μ of air= 28.8 g/mol)?A mixture of propane and methane occupied 122 mL at 25⁰C and 1.0 atm. This mixture was totally burned in excess O2 to produce CO2(g) and H2O(g). The mass of the CO2 produced was 0.506 g. What is the mass % composition of the original mixture? Show all work.
- Question: - What was WUE = (A/1000) / E What was the average WUE measured at ambient [CO2] in A? and B? (ONLY CORRECT ANSWERS)4.Initial Pressure = 95 kPa, Initial Volume = 4.0 L, Final Pressure = 101 kPa, Final Volume = 6.0 L and Final Temperature = 471 K. Solve for Initial Temperature. (x10^ due to SF) Answer: _x10^_ Unit: _2. A furnace is fired with fuel oil with a partial analysis of 7.6% S and 2.8% N. Orsat analysis of the stack gas shows 9.44% CO2, 1.19% CO, 0.4% SO2, 0.47% H2, 6.8% O2 and 81.7% N2. Air supplied is at 23 deg Celsius, 755 mmHg and 85% RH. Calculate the percent excess air. a. 55% b. 78% c. 23% d. 38%