Recent questions in Inorganic Chemistry

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What experimental observations can you perform to confidently identify a substance as an ionic, covalent or metallic solid? Give specific examples of solids that can be confidently classified using these observations.

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the standard molar entropy change (∆S°) for the reaction: 2HBr(g) + Cl2(g) -> 2HCl(g) + Br2(g) if the standard molar enthalpy change (∆H°) is -107.6 kJ/mol?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the pH of a solution with 0.1 M HNO3 (nitric acid)?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the pH of a solution that contains 0.1 M hydrochloric acid, HCl?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the pH of a 0.1 M solution of hydrochloric acid (HCl)? (Ka for HCl = very large, essentially 0)

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the pH of a 0.1 M solution of hydrochloric acid at 25°C?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the pH of a 0.1 M solution of hydrochloric acid (HCl)?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the pH of a 0.05 M solution of hydrochloric acid (HCl)?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the molar mass of sodium sulfate decahydrate (Na2SO4.10H2O)?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the molar mass of sodium chloride (NaCl)? Show step-by-step calculations in determining the answer.

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the molar mass of magnesium chloride (MgCl2)? Show the calculation method.

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the molar mass of Calcium Carbonate (CaCO₃)? Show your calculations.

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the molar mass of calcium carbonate (CaCO3)?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the molar mass of Ba(NO3)2?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the molar mass of ammonium sulfate ((NH4)2SO4)? Round your answer to the nearest hundredth of a gram.

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the magnetic moment of a complex formed between iron(III) ion and ethylenediamine ligand (en) with a coordination number of 6?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the calculated magnetic moment of iron(III) oxide (Fe2O3) at room temperature using an experimental molar susceptibility of 5.48 × 10^-6 cm^3/mol?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the magnetic moment of a tetrahedral complex with four ligands, each containing one unpaired electron, coordinated to a central transition metal ion with a d⁴ electron configuration?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the lattice energy of sodium chloride (NaCl) given that the distance between the sodium and chloride ions is 2.82 Å and the charges on the ions are +1 and -1 respectively?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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What is the calculated lattice energy of NaCl if the distance between the Na+ and Cl- ions in the crystal lattice is 236 pm and the Madelung constant is 1.748?

asked Mar 1 in Inorganic Chemistry by TheScientist (138k points)

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