7. Find the volume occupied by 4.00 g of helium gas at 25.0° C and 1.18...
5 pts Question 34 What is the volume occupied by 22.0 g of helium gas at 25.0°C and 1.18 atm of pressure? O 9.57L O none of these answer choices O 114 O 1591 O 123L
Part A Find the volume occupied by 20.0 g of helium gas at 20.0 °C and 1.32 atm of pressure 0 6.22 L 0 159 L 0 24,9 L 0 91.2 L Submit Request Answer Part A Each gas sample has the same temperature and pressure. Which sample occupies the smallest volume? 0 20.0 g H, O 40.0 g Kr 40.0 g Ar O 4.0 g He Submit Request Answer Use Charles's law to complete the table. (Assume pressure and...
Find the volume occupied by 28.0 g of helium gas at 24.0 ∘C and 1.26 atm of pressure.
What volume is occupied by 0.103 mol of helium gas at pressure of 0.94 atm and a temperature of 310 K?
Helium gas with a volume of 3.50 L , under a pressure of 0.190 atm and at a temperature of 45.0 ∘C, is warmed until both pressure and volume are doubled.What is the final temperature?How many grams of helium are there? The molar mass of helium is 4.00 g/mol.
Page 2 of 3 5. What is the pressure in atm of a sample of 25.0 g of argon gas in a 4.00 L container and a temperature of 27°C? (10 pts) 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...
A 1.99-g sample of helium gas at 28°C takes up a volume of 5.73 L. Determine the pressure of helium in units of atm. Pressure = atm
A 200.5 g sample of methane (CH4) gas has a volume of 25.0 L at 25.0°C. Calculate the pressure using the ideal gas law. Calculate the corrected pressure using the Van der Waal's equation. (a - 2.25 atm*L2 *mol 2.b -0.0428 L'mol-1)
37) What is the volume occupied by 4.00 g of O2 gas at STP? A) 2.8 mL B) 89.6 L C) 89.6 mL D) 5.6 L E) 2.8 L 38) Which of the followin g expressions is the correct equilibrium-constant expression for the following reaction? CO2 (s)+ 2H2 (g)CH3OH (g) A) [CH30H] (H2]2 CH3OH] co2 CH3OH] CO2H2)2 [CO2l(H212 [CH3OH ICO2l[H2] (CH3OH B) C) D) E) 39) The pH of a 0.25 M aqueous solution of hydrofluoric acid, HF, at 25.0...
Find the volume of 4.50 mol of an ideal gas at 25.0°C and a pressure of 419 kPa. Use the ideal gas law and R = 0.0821 atm • L/mol • K.