Given the following information,
N2(g) + 4 H2(g) + Cl2(g) 2 NH4Cl(s)
H= -628.8 kJ
what is the H if 13.8g of hydrogen gas is
consumed in the reaction?
A) -2.15x10^3 KJ
B) -8.61x10^3 KJ
C) -1.08x10^3 KJ
D) -6.29x10^2 KJ
Given the following information, N2(g) + 4 H2(g) + Cl2(g) 2 NH4Cl(s) H= -628.8 kJ what...
Use the following reactions to find H when 1 mole of HCl gas forms from its elements: N2(g) + 3 H2(g) 2 NH3(g) H = 91.8 kJ N2(g) + 4 H2(g) + Cl2(g) 2 NH4Cl(s) H = 628.8 kJ NH3(g) + HCl(g) NH4Cl(s) H = 176.2 kJ
B) 1/2 N2(g) + 2H2(g) + 1/2 Cl2(g) → NH4Cl(s) C) N2(g) + H2(g) + Cl2(g) → 2 NH4Cl(s) D) N2(g) + Cl2(g) + 4 H2(g) → 2 NH4Cl(s) E) 1/2 N2(g) + 1/2 Cl2(g) + 1/2 H2(g) → NH4Cl(s) 12) Which molecule contains the most polar bonds? A) NBr3 B) CH4 C) CF4 D) CO2 The spheres below represent atoms of Li, Be, B, and F (not nece
Given the following data: ΔΗ -92.2 N2(9)3H2(g) 2NH3(9) kJ N2(g)4H2(g) Cl2(g) - AH = -628.9 2NH4CI(s) kJ NH3(g)HCI(g) NH4CI(s) = -176 kJ ΔΗ Find the AH of the following reaction: H2 (g)Cl2(g) -- 2HCI(g)
Consider the reaction: N2 (g) + 3 H2 (g) → 2 NH3 (g) ΔHrxn = -92.6 kJ Calculate the heat (in kJ) given off with the complete reaction of 17.5 grams of hydrogen gas.
Use the ΔH°f values provided to determine ΔH°rxn for the following reaction CH4(g) + 3 Cl2(g) → CHCl3(l) + 3 HCl(g) ΔH°rxn = ? ΔH°f (kJ/mol): -75 -134 -92 A. +662 kJ B. +117 kJ C. -151 kJ D. -335 kJ The equation that corresponds to the enthalpy of formation for NH3(g) is A. N(g) + 3H(g) → NH3(g) B. N(g) + 3/2 H2(g) → NH3(g) C. 1/2 N2(g) + 3H(g) → NH3(g) D. 1/2 N2(g) + 3/2 H2(g) →...
Find ΔrG for the following (in kJ mol-1) N2 (g) + 3 H2 (g) ⇌ 2 NH3 (g) The conditions for this reaction are: Temp: 298k P - NH3 = 0.95 bar P - H2 = 1.95 bar P - N2 = 1.25 bar NH3(g) ?H ∙(kJ mol-1) = -45.9 ?G ∙(kJ mol-1) = -16.4 S ∙(J K-1 mol-1)192.8 N2(g) ?H ∙(kJ mol-1) = 0 ?G ∙(kJ mol-1) = 0 S ∙(J K-1 mol-1)191.6 H2(g) ?H ∙(kJ mol-1) = 0...
7. Given the following information: AHP (kJ mole') Compound H2 (g) N2 (g) Cp (JK' moli) 28.82 29.12 35.06 NH3(g) -46.11 all at 25° C and 1 bar. For the reaction: 3H2(g) + N2 (g) = 2 NH, (g) (14 pts) (a) What is AH for the reaction as written at 25 °C? AH = (b) Predict AH for the reaction at 250 °C from its value at 25 °C. AH = AU = (c) Calculate AU at 25°C for...
Given the following data for heats of reaction
N2(g) + 3H2(g) ---->
2NH3(g) H
= -91.8 kJ
C(graphite) + 2H2(g) ------->
CH4(g)H
= -74.9kJ
H2(g) + 2C(graphite) + N2(g)
--------> 2HCN(g) H
= 270.3 kJ
Calculate
H for the reaction used to make HCN
CH4(g) + NH3(g) --------> HCN(g) +
3H2(g)
Consider the following data.
CH4(g) C(s) + 2 H2(g)
H = +74.8 kJ
C(s) + O2(g)
CO2(g)
H = -393.5 kJ
2 H2(g) +
O2(g) 2 H2O(l)
H = -571.7 kJ
Use Hess's law to calculate H for the reaction below.
CH4(g) + 2 O2(g) CO2(g) + 2 H2O(l)
H = _____ kJ
Info from ALEKS data lab:
Gf[N2] = 0 kj/mol
Gf[H2] = 0 kj/mol
Gf[NH3] = -26.50 kj/mol
A chemist fills a reaction vessel with 0.520 atm nitrogen (N2) gas, 7.66 atm hydrogen (H) gas, and 5.02 atm ammonia (NH3) gas at a temperature of 25.0°C. Under these conditions, calculate the reaction free energy AG for the following chemical reaction: N2(g) + 3H2(g) + 2NH3(g) Use the thermodynamic information in the ALEKS Data tab. Round your answer to the nearest kilojoule....