The equilibrium pressure of Hydrogen gas over a solid element (X) and and its hydride (XH3)...
The equilibrium pressure of Hydrogen gas over a solid element (X) and and its hydride (XH3) at 525 K is 0.165 kPa:
X ( s ) + 3/2 H 2 ( g ) ⇄ X H 3 ( s )
Calculate the equilibrium constant for this reaction.
Homework Answers
Pressure is not considered for solid in equilibrium calculation.
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The equilibrium pressure of Hydrogen gas over a solid element
(X) and and its hydride (XH3)...
10. Hydrogen gas can be produced from the reaction of calcium hydride and water. CaH, (s)...
10. Hydrogen gas can be produced from the reaction of calcium hydride and water. CaH, (s) + 2 H20 (1) ► 2 H2(g) + Ca(OH)2 (aq) How many grams of calcium hydride are needed to produce 2.5 L of hydrogen gas, collected over water at 26°C and 760. torr total pressure?
Solid carbon can react with gaseous water to form carbon monoxide gas and hydrogen gas. The...
Solid carbon can react with gaseous water to form carbon monoxide gas and hydrogen gas. The equilibrium constant for the reaction at 700.0 K is Kp=1.60×10−3. If a 1.55-L reaction vessel initially contains 174 torr of water at 700.0 K in contact with excess solid carbon, find the percent by mass of hydrogen gas of the gaseous reaction mixture at equilibrium. Please show step by step solutions. Thank you!
Solid carbon can react with gaseous water to form carbon monoxide gas and hydrogen gas. The...
Solid carbon can react with gaseous water to form carbon monoxide gas and hydrogen gas. The equilibrium constant for the reaction at 700.0 KK is Kp=1.60×10−3Kp=1.60×10−3. If a 1.55-LL reaction vessel initially contains 249 torr of water at 700.0 K in contact with excess solid carbon, find the percent by mass of hydrogen gas of the gaseous reaction mixture at equilibrium.
Solid sodium hydrogen carbonate, NaHCO3, decomposes on heating according to the equation: 2 NaHCO3(s) <-->...
Solid sodium hydrogen carbonate, NaHCO3, decomposes on heating according to the equation: 2 NaHCO3(s) <--> Na2CO3(s) + H2O(g) + CO2(g) A sample of 1.00 x 102 grams of solid NaHCO3 was placed in a previously evacuated rigid 5.00-liter container and heated to 160 0C. Some of the original solid remained and the total pressure in the container was 7.76 atmospheres when equilibrium was reached. Calculate the number of moles of H2O(g) present at equilibrium. How many grams of the...
33. Hydrogen gas reacts with chlorine gas to from gaseous hydrogen chloride. Calculate the value of...
33. Hydrogen gas reacts with chlorine gas to from gaseous hydrogen chloride. Calculate the value of the equilibrium constant, K, for this reaction at 298 K. H2(g) + Cl2(g) = 2 HCI(g) AG° = -131.2 kl mol
Calcium hydride, CaH2, reacts with water to form hydrogen gas: CaH2 (s) + H20 (1) -->...
Calcium hydride, CaH2, reacts with water to form hydrogen gas: CaH2 (s) + H20 (1) --> Ca(OH)2 (aq) + 2 H2 (g) This reaction is sometimes used to inflate life rafts when a simple, compact means of generating H2 is desired. How many grams of CaH2 are needed to generate 115 Lof H2 gas with a pressure of 815 torr at 19 °C? (MMCAH2 = 42.098 g/mol, MMH20 = 18.02 g/mol, MMCA(OH)2 = 74.098 g/mol, MMH2 = 2.02 g/mol)
Calculate the heat of reaction at constant pressure for the reaction of carbon with hydrogen gas...
Calculate the heat of reaction at constant pressure for the reaction of carbon with hydrogen gas and oxygen gas that produces acetic acid, CH3COOH. The following values may prove helpful: CH3COOH(l) + 2O2 (g) → 2CO2 (g) + 2H2O(l) ∆H = -871kJ C(graphite) + O2 (g) → CO2 (g) ∆H = -394kJ H2 (g) + 1/2 O2 (g) → H2O (l) ∆H = -286kJ
Nitrogen gas and hydrogen gas can ve converted into ammonia gas as shown in the reaction...
Nitrogen gas and hydrogen gas can ve converted into ammonia
gas as shown in the reaction equation listed below. Answer each of
the questions listed below regarding this reaction.
1. Nitrogen gas and hydrogen gas can be converted into ammonia gas as shown in the reaction equation listed below. Answer each of the questions listed below regarding this reaction. N2(g) + 3 H2(g) = 2 NH3(g) AH = -92.2 kJ/mole and K = 2.6 x 108 This reaction is an...
In a reversible reaction, carbon monoxide gas and hydrogen gas are mixed to produce methanol gas...
In a reversible reaction, carbon monoxide gas and hydrogen gas are mixed to produce methanol gas (CH3OH). The enthalpy change of this reaction is AH = 90 kJ mol A mixture of 0.360 moles of CO and 0.640 moles of H2 were allowed to reach equilibrium at 150°C in a 10 dm' sealed container. At equilibrium the mixture contained 0.120 moles of CH,OH. (a) Calculate the K for this reaction (to 1.d.p). (10 marks) Similarly to Ko, K is an...
QUESTION 3 A student collected a sample of hydrogen gas in a eudiometer over a water...
QUESTION 3 A student collected a sample of hydrogen gas in a eudiometer over a water bath to experimentally determine the value of the gas constant, R. Calculate the experimental value of Rif the pressure of the gas was 0.991 atm, the volume was 36.3 mL the temperature was 292 K and the sample contained 1.54 x 103 moles of gas. QUESTION 4 A student collected a sample of hydrogen gas in a eudiometer over a water bath. The atmospheric...
10. Hydrogen gas can be produced from the reaction of calcium hydride and water. CaH, (s) + 2 H20 (1) ► 2 H2(g) + Ca(OH)2 (aq) How many grams of calcium hydride are needed to produce 2.5 L of hydrogen gas, collected over water at 26°C and 760. torr total pressure?
33. Hydrogen gas reacts with chlorine gas to from gaseous hydrogen chloride. Calculate the value of the equilibrium constant, K, for this reaction at 298 K. H2(g) + Cl2(g) = 2 HCI(g) AG° = -131.2 kl mol
Nitrogen gas and hydrogen gas can ve converted into ammonia
gas as shown in the reaction equation listed below. Answer each of
the questions listed below regarding this reaction.
1. Nitrogen gas and hydrogen gas can be converted into ammonia gas as shown in the reaction equation listed below. Answer each of the questions listed below regarding this reaction. N2(g) + 3 H2(g) = 2 NH3(g) AH = -92.2 kJ/mole and K = 2.6 x 108 This reaction is an...
In a reversible reaction, carbon monoxide gas and hydrogen gas are mixed to produce methanol gas (CH3OH). The enthalpy change of this reaction is AH = 90 kJ mol A mixture of 0.360 moles of CO and 0.640 moles of H2 were allowed to reach equilibrium at 150°C in a 10 dm' sealed container. At equilibrium the mixture contained 0.120 moles of CH,OH. (a) Calculate the K for this reaction (to 1.d.p). (10 marks) Similarly to Ko, K is an...
QUESTION 3 A student collected a sample of hydrogen gas in a eudiometer over a water bath to experimentally determine the value of the gas constant, R. Calculate the experimental value of Rif the pressure of the gas was 0.991 atm, the volume was 36.3 mL the temperature was 292 K and the sample contained 1.54 x 103 moles of gas. QUESTION 4 A student collected a sample of hydrogen gas in a eudiometer over a water bath. The atmospheric...
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