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Determine the enthalpy of desorption for carbon dioxide from activated charcoal at 25°C. Given: the equilibrium pressure of CO2 is 0.1 atm and the mass of charcoal used is 2.5 g.

asked Feb 4 in ThermoChemistry by Freddie0907 (330 points)

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1 answer 48 views

Determine the enthalpy of adsorption for the reaction of hydrogen gas adsorbing onto a platinum surface, given that 2.00 g of hydrogen gas is adsorbed onto a 1.00 g platinum surface at 25°C and the pressure is 1 bar. The volume of the system is 1.00 L and the initial temperature of the platinum surface is also 25°C. Assume that the surface is in thermal equilibrium with the surroundings and that the gas behaves ideally.

asked Feb 4 in ThermoChemistry by CatherineLan (450 points)

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Determine the enthalpy change of precipitation for the reaction between 50ml of 0.1M sodium sulfate and 50ml of 0.1M barium nitrate, given that the final temperature is 25°C and the initial temperature was 30°C. The specific heat capacity of the solution is 4.18 J/g °C and the density is 1 g/mL. (Assume the reaction goes to completion and all volumes are additive.)

asked Feb 4 in ThermoChemistry by RobbiePartee (650 points)

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Determine the enthalpy change of precipitation for the reaction between 50 mL of 0.1 M NaOH and 50 mL of 0.1 M CuSO4, given that the final solution has a temperature of 25°C and the specific heat capacity of the solution is 4.18 J/g·°C.

asked Feb 4 in ThermoChemistry by EthanC574154 (430 points)

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Determine the enthalpy change for the oxidation of 2 moles of iron (Fe) to form iron oxide (FeO) using the following data: Fe + 1/2 O2 → FeO ΔH = -65.0 kJ/mol 4 Fe + 3 O2 → 2 Fe2O3 ΔH = -1648.6 kJ/mol

asked Feb 4 in ThermoChemistry by EthanC574154 (430 points)

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1 answer 37 views

Determine the empirical formula of a compound containing 36.5% sodium, 38.1% chlorine, and 25.4% oxygen by mass.

asked Feb 4 in Inorganic Chemistry by RenaUxo07372 (430 points)

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1 answer 38 views

Determine the electronic structure and binding energy of a ruthenium-based transition metal complex using ab initio calculations, and discuss the potential reactivity of this complex in various chemical environments.

asked Feb 4 in Computational Chemistry by Britt76E056 (510 points)

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Determine the crystal structure of a compound with the empirical formula C6H12O6, given its X-ray diffraction pattern.

asked Feb 4 in Physical Chemistry by JefferyGoodl (690 points)

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1 answer 44 views

Determine the crystal field splitting energy for a coordination compound with a tetrahedral geometry, given the following information: the metal ion has six d electrons, the ligand field splitting parameter (Δtetrahedral) is 4000 cm⁻¹, and the compound's absorption spectrum shows a strong absorption band at 600 nm.

asked Feb 4 in Coordination Chemistry by StepaniePetc (270 points)

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Determine the critical micelle concentration of the sodium dodecyl sulfate (SDS) in water by plotting the surface tension of SDS solutions at different concentrations.

asked Feb 4 in Surface Chemistry by NoahProctor (370 points)

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1 answer 37 views

Determine the corrosion current density of a copper plate in a 0.1 M NaCl solution at 25°C, given that the corrosion potential of the copper plate in the solution is -0.54 V vs. the standard hydrogen electrode (SHE) and the Tafel slope for copper in the solution is 120 mV/decade.

asked Feb 4 in ElectroChemistry by FinlayBrasse (330 points)

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Determine the concentration of copper ions in a copper sulfate solution by constructing an electrochemical cell and measuring its voltage using a standard hydrogen electrode.

asked Feb 4 in Physical Chemistry by TreyGlaser66 (500 points)

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1 answer 28 views

Determine the bond order of the molecule N2 using molecular orbital theory and predict whether the molecule is paramagnetic or diamagnetic.

asked Feb 4 in Chemical bonding by UGTHazel0141 (450 points)

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1 answer 36 views

Determine the bond order of the molecule CO using molecular orbital theory. Show all the molecular orbital diagrams and explain why the molecule is or is not expected to be stable.

asked Feb 4 in Chemical bonding by DarcyMast013 (530 points)

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1 answer 35 views

Determine the bond order of O2 using molecular orbital theory.

asked Feb 4 in Chemical bonding by LynwoodTripp (310 points)

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1 answer 29 views

Determine the bond order of O2 molecule using molecular orbital theory and explain the resultant bond strength in relation to the stability of the molecule.

asked Feb 4 in Chemical bonding by EdytheYurani (330 points)

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1 answer 35 views

Determine the bond order for the oxygen molecule using molecular orbital theory. Show all calculations and explain how the bond order relates to the stability of the molecule.

asked Feb 4 in Chemical bonding by CourtneySyke (310 points)

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1 answer 29 views

Determine the bond order and bond length of the N-O bond in NO<sup>-</sup> ion.

asked Feb 4 in Inorganic Chemistry by BillyEdge555 (350 points)

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1 answer 27 views

Determine the bond order and bond length of the nitrogen-oxygen bond in the nitrate ion (NO3-).

asked Feb 4 in Inorganic Chemistry by MabelNesmith (290 points)

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1 answer 43 views

Determine the bond length between two carbon atoms in a molecule of ethylene (C2H4) given that the bond order is 1.5 and the electronegativity of carbon is 2.5.

asked Feb 4 in Chemical bonding by CarltonCunni (430 points)

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