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@X@user.full_name@X@ @GMU: The density of a particular gas is 0.6182 g/L at 695.89 mm Hg and 34.26 °C. Which gas is it?

What is the correct equilibrium constant expression, Kp, for the following reaction?4NH3(g) + 5O2(g) ⇋ 4NO(g) + 6H2O(g)

@X@user.full_name@X@ @GMU: ACS-Determine the cell potential for the reaction below if [Ag1+] = 0.1609M and [Cr3+] = 0.0164M 3Ag1+(aq) + 1Cr(s) → 3Ag(s) + 1Cr3+(aq) E°= 1.540V

@X@user.full_name@X@ @GMU: ACS-Using the given rate data what is the correct rate law for the reaction below?NH4+ + NO2− ⇋ N2 + 2H2O  Exp [NH4+]o [NO2−]o Initial Rates, Ms-1 1 0.119 0.119 8.43 2 0.238 0.119 1.69e1 3 0.238 0.172 3.52e1

Xenon tetrafluoride, XeF4, can be prepared by the reaction below. What is the correct equilibrium constant expression, Kp, for this reaction?Xe(g) + 2F2(g) ⇋XeF4(g)

What is the correct equilibrium constant expression, Kc, for the following reaction?4NH3(g) + 5O2(g) ⇋ 4NO(g) + 6H2O(g)

@X@user.full_name@X@ @GMU: What is the balanced reaction for the following galvanic cell?Cu(s)| Cu+(aq) || Fe3+(aq) | Fe(s)

@X@user.full_name@X@ @GMU: What is the free energy change at 25°C for the reaction below, if ΔGfo(CH4(g) = -50.790 kJ/mol, ΔGfo(C8H10(g)) is 128.238 kJ/mol.C8H10(g) + 11H2(g) → 8CH4(g)

@X@user.full_name@X@ @GMU: What is the wavelength of photons having an energy of 536 kJ/mol. Remember Planck’s constant is 6.626×10-34 J×s

@X@user.full_name@X@ @GMU: A compound contains only calcium and iodine. A sample weighing 9.93 g of this compound contained 1.35 g of calcium. How many grams of iodine would there be in another sample of this compound containing 2.40 g of calcium?