Calculate the mass of ammonia gas, NH3, if 26.8 L of the gas has a pressure...
Calculate the mass of ammonia gas, NH3, if 26.8 L of the gas has a pressure of 1.86 atm at 58°C. Calculate the volume of 3.25 mol an unknown gas at STP
A 3.00-L flask is filled with gaseous ammonia, NH3 . The gas pressure measured at 16.0 °C is 1.25 atm . Assuming ideal gas behavior, how many grams of ammonia are in the flask? Express your answer to three significant figures and include the appropriate units. View Available Hint(s) o uA a. Value mass of NH3 = Units Submit
1) A 3.00-L flask is filled with gaseous ammonia, NH3. The gas pressure measured at 20.0 ∘C is 1.15 atm . Assuming ideal gas behavior, how many grams of ammonia are in the flask? Express your answer to three significant figures and include the appropriate units.
A sample of oxygen gas has a density of g/L at a pressure of 0.912 atm and a temperature of 47 °C. Assume ideal behavior. A 3.20 gram sample of an unknown gas is found to occupy a volume of 0.939 L at a pressure of 970 . mmHg and a temperature of 46 °C. Assume ideal behavior. The molar mass of the unknown gas is g/mol.
1) Given the following data, calculate the temperature of the gas in Kelvin, the pressure of the gas in atm, the mass of the condensed liquid, the volume of the gas in L, the moles of gas in the flask and then calculate the molar mass of the unknown liquid Mass of empty flask and foil 78.639g 99.3°C 14.4 psi 79.118g Temperature of hot water atm Pressure in lab Mass of flask, foil and condensed unknown liquid AFTER heating and...
A cylinder has a volume of 10.5 L and the pressure of the gas inside is 0.92 atm. By moving the piston, the volume increased to 15.4 L. What is the new pressure? O 0.84 atm 1.3 atm 1.4 atm O 0.63 at A ballon has a volume of 15.5 L at atmospheric pressure and 35°C. What is the new volume if we cool down the ballon to 5.2°C? 2.3L 14.0L 17.2L 14L How many moles of an ideal gas...
18. Find the temperature of the neon gas that has volume 12.30 L at 1.95atm and contains 0.654 mol? A) 447 K B ).850C173 C) 273.15 K D) a or b. 19. Find the molar mass of a gas that occupies 22.414 Lat STP and has a mass of 30.6 g? A) 30.6 g mol? B) 60.6 g mol-2 C) 90.6 g mol-1 D) All of the above is wrong. 20. Find the pressure of a gas has a constant...
2. An unknown gas has a density of 0.714 g/L at STP. What is the molar mass of the unknown gas? 3. What is the molar mass of a gas if 0.891 liters at 20.0°C and 1.20 atm weighs 3.17 g? 4. Acetylene gas, CH2, reacts with oxygen gas to produce gaseous carbon dioxide and liquid water. Write the balanced equation for this reaction. What volume of CO2 is produced at STP from 5.00 g 02? 5. What is the...
A gas mixture is made by combining 6.7 g each of Ar, Ne, and an unknown diatomic gas. At STP, the mixture occupies a volume of 15.88 L. What is the molar mass of the unknown gas? molar mass: g/mol Identify the unknown gas. ON OOOO A 7.20 L container holds a mixture of two gases at 49 °C. The partial pressures of gas A and gas B, respectively, are 0.180 atm and 0.662 atm. If 0.230 mol of a...
1. Calculate the volume of the gas, in liters, if 1.55 mol has a pressure of 1.20 atm at a temperature of -6 ∘C. (Answer in L) 2.Calculate the absolute temperature of the gas at which 3.33×10−3 mol occupies 498 mL at 760 torr . (Answer in K) 3.Calculate the pressure, in atmospheres, if 2.65×10−3 mol occupies 415 mL at 140 ∘C. (Answer in atm) 4.Calculate the quantity of gas, in moles, if 127 L at 60.0 ∘C has a...