Hydrogen gas (a potential future fuel) can be formed by the reaction of methane with water...
Hydrogen gas (a potential future fuel) can be formed by the reaction of methane with water according to the following equation: CH4(g)+H2O(g)?CO(g)+3H2(g) In a particular reaction, 25.5 L of methane gas (measured at a pressure of 736 torr and a temperature of 25 ?C) is mixed with 22.6 L of water vapor (measured at a pressure of 700 torrand a temperature of 125 ?C). The reaction produces 27.0 L of hydrogen gas measured at STP. What is the percent yield...
8. i) How many moles of Neon gas will occupy a container with a volume of 2.5 L at a temperature of 31.5°C and a pressure of 912 torr? ii) What is the density of the gas? 9. A tank of compressed mixed gases contains 0.40 moles of Hz (hydrogen), 1.3 moles of NO2 (nitrogen dioxide), and 0.80 moles of Ar (argon). The total pressure in the tank is 2.8 atm. What is the partial pressure of the Hz gas?...
1. Calculate the volume of hydrogen gas produced from the reaction of 0.832 g of aluminum when completely reacted with excess hydrochloric acid. The gas was collected over water at 25.0 C and a barometric pressure of 736 torr. 2Al (s) + 6HCl (aq) --> 2AlCl3 (aq) + 3H2 (g) 2. What mass of KClO3 decomposed to produce 325 mL of O2 gas at STP. 2KClO3 (s) --> 2KCl (s) + 3O2 (g)
a sample of hydrogen gas is mixed with water vapor. the mixture has a total pressure of 755 torr and the water vapor has a partial pressure of 24 torr. what amount (in moles) of hydrogen gas is contained in 1.55 L of this mixture at 298 K?
Hydrogen is prepared commercially by the reaction of methane and water vapor at elevated temperatures. CH4 (g) + H2O(g) = 3H2(g) + CO (g) What is the equilibrium constant for the reaction if a mixture at equilibrium contains gases with the following concentrations: CH4, 0.13 M; H20,0.239 M; CO, 0.136 M; H2 1.21 M, at a temperature of 760 °C?
6. ) A sample of methane gas, CH4, at 322.0 degrees celcius and a pressure of 662 mmHg had a volume of 36.4 L. What would be the volume of the gas at STP 7.) The CO2 gas that was evolved during the fermentation of sugar was collected. After purification its volume was measured as 25.0 L at 22.5 Celcius and 702 mm Hg. How many moles of the CO2 gas were collected ? 8.) Commercially, compressed oxygen is sold...
An equilibrium mixture of water vapor, methane, carbon monoxide, and hydrogen at 1400 K has the composition: [H2O] = 9.0 M, [CH4] = 8.0 M, [CO] = 2.0 M, [H2] = 6.0 M, for the equilibrium, H2O(g) + CH4(g) ↔ CO(g) +3H2(g). If the initial reaction mixture was composed only of water vapor and methane gas, what was the initial concentration of the methane in molarity units?
Hydrogen produced from a hydrolysis reaction was collected over water. The data is compiled in the table. Total volume of H2(g) collected 93.07 mL Temperature 26.0 °C Barometric pressure 743 mmHg Vapor pressure of water at 26.0 °C 25.5 mmHg Calculate the moles of hydrogen gas produced by the reaction.
Part A A sample of hydrogen gas is mixed with water vapor The mixture has a total pressure of 759 torr, and the water vapor has a partial pressure of 26 torr What amount (in moles) of hydrogen gas is contained in 1.73 L of this mixture at 298 K? Express the amount in moles to three significant figures. O ALO O 2 ? amount = mol Submit Request Answer
A 1,096.9 mL sample of hydrogen gas was collected over water at 25°C and a pressure of 777.6 torr. If the pressure of water vapor is 24.0 torr at 25.0°C, what mass of hydrogen gas (g) was collected?