Recent questions in Inorganic Chemistry

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Calculate the molar mass of barium nitrate (Ba(NO3)2).

asked Jan 23 in Inorganic Chemistry by RaymonRubino (530 points)

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1 answer 50 views

Calculate the molar mass of ammonium sulfate ((NH4)2SO4), given that the atomic masses of nitrogen, hydrogen, sulfur, and oxygen are 14.01 g/mol, 1.01 g/mol, 32.06 g/mol, and 16.00 g/mol, respectively.

asked Jan 23 in Inorganic Chemistry by DaisyStow838 (990 points)

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Calculate the melting point of sodium chloride (NaCl) given that its enthalpy of fusion is 28.9 kJ/mol and its entropy of fusion is 41.3 J/K/mol.

asked Jan 23 in Inorganic Chemistry by Mavis67D147 (480 points)

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1 answer 8 views

Calculate the melting point of aluminum oxide (Al2O3) given that its enthalpy of fusion is 326 kJ/mol and its entropy of fusion is 110 J/(mol*K). Assume standard pressure and temperature conditions (STP).

asked Jan 23 in Inorganic Chemistry by FelicaErtel0 (370 points)

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1 answer 52 views

Calculate the melting and boiling points of Sodium Chloride (NaCl) using the Clausius-Clapeyron Equation given that the heat of fusion for NaCl is 28.9 kJ/mol, the heat of vaporization is 163.0 kJ/mol and the standard entropy change for phase transition is 72.14 J/K/mol.

asked Jan 23 in Inorganic Chemistry by ChunAbe83692 (510 points)

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1 answer 50 views

Calculate the magnetic moment of the compound Ni(CO)4 using the crystal field theory and determine whether it is diamagnetic or paramagnetic.

asked Jan 23 in Inorganic Chemistry by AbdulCorser8 (610 points)

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1 answer 50 views

Calculate the magnetic moment of Ni(CO)4 using the crystal field and molecular orbital theory.

asked Jan 23 in Inorganic Chemistry by ElisaDraper9 (470 points)

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1 answer 52 views

Calculate the magnetic moment of Ni(CN)4 2- complex ion.

asked Jan 23 in Inorganic Chemistry by Novella42435 (390 points)

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1 answer 53 views

Calculate the magnetic moment of Fe(CO)₅ using Molecular Orbital Theory.

asked Jan 23 in Inorganic Chemistry by DelFreud677 (440 points)

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1 answer 42 views

Calculate the magnetic moment of a transition metal complex, [Fe(CN)6]3-, with six cyanide ligands in an octahedral arrangement using crystal field theory. The complex is in a high-spin state and has three unpaired electrons.

asked Jan 23 in Inorganic Chemistry by RandyDycus98 (430 points)

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1 answer 55 views

Calculate the magnetic moment of a cobalt (II) ion, Co2+ in an octahedral field with a ligand field strength of 800 cm-1.

asked Jan 23 in Inorganic Chemistry by VeolaV562629 (550 points)

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1 answer 62 views

Calculate the magnetic moment of a chromium (III) complex with the formula [Cr(en)Cl(ClO4)2] (en = ethylenediamine) in its high-spin state at room temperature assuming it has an octahedral geometry.

asked Jan 23 in Inorganic Chemistry by ArlenDibdin0 (470 points)

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1 answer 32 views

Calculate the lattice energy of sodium chloride (NaCl) using Born-Haber cycle and Hess's law. Given the following data:- Enthalpy of sublimation of sodium (Na): +108.6 kJ/mol- Enthalpy of dissociation of chlorine (Cl2): +243.0 kJ/mol- Bond energy of Na-Cl bond: -412.0 kJ/mol- Ionization energy of sodium (Na): +496.0 kJ/mol- Electron affinity of chlorine (Cl): -349.0 kJ/mol- Heat of formation of sodium chloride (NaCl): -411.0 kJ/mol.

asked Jan 23 in Inorganic Chemistry by MellisaKrame (470 points)

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1 answer 51 views

Calculate the lattice energy of potassium oxide (K2O) given that the ionic radii of K+ and O2- are 152 pm and 140 pm respectively, and the lattice enthalpy of formation of K2O is -3803 kJ/mol.

asked Jan 23 in Inorganic Chemistry by Sharyl671254 (660 points)

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1 answer 50 views

Calculate the lattice energy of potassium chloride (KCl) using Born-Haber cycle, given the following information:- Ionization energy of potassium (K) = 419 kJ/mol- Electron affinity of chlorine (Cl) = -348 kJ/mol- Heat of sublimation of potassium (K) = 89 kJ/mol- Enthalpy of formation of potassium chloride (KCl) = -436 kJ/mol

asked Jan 23 in Inorganic Chemistry by IsabellaSher (600 points)

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1 answer 36 views

Calculate the lattice energy of NaF given the following information: the enthalpy of formation of NaF is -572.6 kJ/mol, the ionization energy of Na is 495.8 kJ/mol, the electron affinity of F is -328 kJ/mol, and the Madelung constant for NaF is 1.747.

asked Jan 23 in Inorganic Chemistry by HeribertoGre (490 points)

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1 answer 46 views

Calculate the lattice energy of MgO using the Born-Haber cycle given the following information: the standard enthalpies of formation of MgO(s), Mg(g), and O2(g) are -601.6 kJ/mol, 147.3 kJ/mol and 0 kJ/mol respectively, the ionisation energy of Mg(g) is 737.7 kJ/mol, the electron affinity of O2(g) is -141 kJ/mol, and the bond energy of the O2 molecule is 498 kJ/mol.

asked Jan 23 in Inorganic Chemistry by ChristaJerse (350 points)

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1 answer 39 views

Calculate the lattice energy of MgO using Born-Haber Cycle. Given the following information: - The enthalpy change of sublimation of Mg = +1472 kJ/mol- The first ionization energy of Mg = +738 kJ/mol- The second ionization energy of Mg = +1450 kJ/mol- The enthalpy change of electron affinity of O = -141 kJ/mol- The enthalpy change of formation of MgO = -601 kJ/mol- Assume that all other enthalpy changes are negligible.

asked Jan 23 in Inorganic Chemistry by CecilaNicola (360 points)

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1 answer 49 views

Calculate the lattice energy of MgO if the charge on the magnesium ion is +2 and the charge on the oxide ion is -2. The ionic radius of Mg2+ is 0.072 nm and the ionic radius of O2- is 0.140 nm.

asked Jan 23 in Inorganic Chemistry by ChiDunlop947 (370 points)

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1 answer 42 views

Calculate the lattice energy of MgO (magnesium oxide) given that the ionic charges of Mg and O are +2 and -2, respectively, and the distance between the ions is 2.1 Å.

asked Jan 23 in Inorganic Chemistry by ArlenRosetta (540 points)

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