What mass of propane gas, C3H8, will occupy 520. mL at 460. mm Hg and 93.0°C?
What mass of propane gas, C3H8, will occupy 520. mL at 460. mm Hg and 93.0°C?
3) 50.0 mL of dry fluorine at 20.0° C and 795 mm Hg will occupy what volume over water at the same temperature and pressure? ( Pwater=17.5 mm Hg) (51.1ml) 4) What is the root mean squared velocity of hydrogen gas (H2) at 28.4°C? (1932m/s)
A sample of gas occupies 135 ml at 22.5⠁C and 165 mm Hg pressure. What volume will the gas occupy if the pressure is increased to 1.00 atm and the temperature is increased to 100.0⠁C?
II) A gas occupies a volume of 410 mL at 27.0°C and 740 mm Hg. Calculate the volume the gas would occupy at STP. 12) What volume will 2.5 moles of Cl2 occupy at STP ?
A sample of nitrogen gas collected at a pressure of 460 mm Hg and a temperature of 279 K has mass of 24.1 grams. The volume of the sample is L.
Question 9 For a cooking session of 1 hour, 940 mL of propane gas (C3H8, molar mass 44.1 g/mol) are combusted. How much energy is released or required from the combustion of this amount of propane given the following equation and the density of propane (density of C3H8 -0.493 g/mL)? C3H8 (8) + 502 (8) — 3C02 (8) + 4H20 (1) AH = -2.22 x 103 kJ mol-1 § 5 O O OOO 2.33 * 10° K) is absorbed 2.09%...
For the gas propane (C3H8), (a) how many grams are in 1.50 moles of C3H8, (b) how many moles are in 25.0 grams of C3H8, (c) how many molecules of C3H8 are in 25.0 moles of C3H8 and finally (d) what is the percent carbon in C3H8?
A 0.338 g sample of gas occupies 125 mL at 600 mm of Hg and 25.0°C. What is the molar mass of the gas?
At 34.75 °C and 2148 mm Hg, a gas occupies a volume of 17.53 L. What volume would it occupy at STP? Assume ideal gas behavior.
How many moles of oxygen will occupy 728 ml at 760 mm of Hg and 25 degree C? please keep 3 significant figures in your answer
2560 mL of a gas is collected at 2.5 mm Hg. What will the volume be at standard pressure? Standard pressure is 760 mm Hg.