What mass (in g) of oxygen must be added to 8.8 g of neon at 24.4oC, and in a 119 L contain for a final pressure of 907 mmHg?
What mass (in g) of oxygen must be added to 8.8 g of neon at 24.4oC,...
9. What minimum mass of iron (II) nitrate must be added to 10.0 of a 0.0699 M phosphate solution in order to completely precipitate all of the phosphate as solid iron (II) phosphate? 2PO2-(aq) + 3Fe(NO3)2(aq) → Fe3(PO4)2(s) + 6NO3(aq) a. 0.125 g b. 0.377 g c. 0.0838 g d. 0.0419 g e. 0.188 g 10. A 2.00-L glass soda bottle filled only with air is tightly capped at 25°C and 728.0 mmHg. If the bottle is placed in water...
A tank contains a mixture of 48.2 g of oxygen gas and 70.0 g of carbon dioxide gas at 23 °C. The total pressure in the tank is 8.40 atm. Calculate the partial pressure (in atm) of each gas in the mixture. Partial pressure = atm O2 Partial pressure = atm CO2 What mass of neon gas is required to fill a 8.00 L container to a pressure of 1.42 atm at 18 °C? Mass = g Ne How many...
A 3.20 L sample of neon at 4.57 atm is added to a 11.0 L cylinder that contains argon. If the pressure in the cylinder is 5.13 atm after the neon is added, what was the original pressure (in atm) of argon in the cylinder?
A 3.20 L sample of neon at 4.57 atm is added to a 11.0 L cylinder that contains argon. If the pressure in the cylinder is 5.13 atm after the neon is added, what was the original pressure (in atm) of argon in the cylinder? I keep on gettting 5.29
A mixture of neon and oxygen gases, at a total pressure of 635 mm Hg, contains 2.31 grams of neon and 2.80 grams of oxygen. What is the partial pressure of each gas in the mixture? PNe = mm Hg mm Hg What volume of oxygen gas is produced when 42.5 g of mercury(II) oxide reacts completely according to the following reaction at 25 °C and 1 atm? mercury(II) oxide (s) — mercury (1) + oxygen(g) liters oxygen gas
Water is decomposed into hydrogen gas and oxygen gas. What mass of water must decompose to fill a 3.00 L flask to a total pressure of 2.00 atm at 298 K with a mixture of hydrogen gas and oxygen gas? 2H2O --> 2H2 (g) + O2 (g) A. 1.47 g B. 2.95 g C. 8.84 g D. 4.42 g E. 6.63 I have a key that says its supposed to be 2.95 but I have no idea how to get...
A 1.8 L volume of neon gas (monatomic) is at a pressure of 4.0 atmospheres and a temperature of 440 K. The atomic mass of neon is 20.2 g/mol. In this situation, the temperature of the gas is increased to 540 and the volume is increased to 3.8 L. The final pressure of the gas, in atmospheres, is closest to: A) 2.1 B) 2.6 C) 3.0 D) 2.8 E) 2.3 15) A 1.8 L volume of neon gas (monatomic) is...
64 Marks: 0/1 When 8.16 g of neon is combined in a 22.6 L container at 122.8°C with 11.99 g of argon, what is the total pressure in mmHg? Answer: 441.7 Submit Incorrect Marks for this submission: 0/1.
A gas mixture containing oxygen, nitrogen, and neon exerts a total pressure of 1.08 atm. If helium added to the mixture increases the pressure to 1.58 atm , what is the partial pressure (atm) of the helium?
6. What is the volume of a sample of 64.0 g of oxygen gas at a pressure of 745 torr and a temperature of 25.0°C? (10 pts) 7. How many grams of neon are in a 20.0 L steel tank at a pressure of 987 torr and a temperature of 23°C? (10 pts)