Calculating the mass of silver chloride
Calculate the mass of silver chloride required to plate 175 {rm mg} of pure silver.
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What is the molality of a solution prepared by dissolving 413 mg of KBr in 6.45 mL of water at 25.0 0C. The density of water at 25.0 0C is 0.997 g/mL.
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Calculate the heat released when 1.42 L of Cl2(g) with a density of 1.88 g/L reacts with an excess of sodium metal at 25°C and 1 atm to form sodium chloride.
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Express your answer in condensed form in order of increasing orbital energy as a string without blank space between orbitals. For example, should be entered as [He]2s^22p^2.
A certain first-order reaction (A-->product) has a rate constant of 3.90×10-3 s-1 at 45C . How many minutes does it take for the concentration of the reactant,(A) to drop to 6.25% of the original concentration?
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