At room temperature and 1 atm, the vapor pressure of isobutyl benzoate is 237 mm Hg, and the vapor pressure of vinyl acetate is 72.5 mm Hg. What is the total vapor pressure over a solution composed of these two substances when Xisobutyl benzoate = 0.850.
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Determine the molality of an aqueous solution prepared by di…
Determine the molality of an aqueous solution prepared by dissolving 0.112 moles of LiCl in 13.7 moles of H2O.
Use the standard half-cell potentials listed below to calcul…
Use the standard half-cell potentials listed below to calculate the standard cell potential for a galvanic cell at 25°C made from those materials. Cl2(g) + 2 e⁻ → 2 Cl⁻(aq) E° = +1.36 V Fe3+(aq) + 3 e⁻ → Fe(s) E° = -0.04 V
Suppose 62.0% of a sample of radioactive polonium-218 remain…
Suppose 62.0% of a sample of radioactive polonium-218 remains after 2.14 minutes. Estimate the half-life of Po-218.
Determine the molality of an aqueous solution prepared by di…
Determine the molality of an aqueous solution prepared by dissolving 0.112 moles of LiCl in 13.7 moles of H2O.
Radium-226 is formed as a product when which isotope undergo…
Radium-226 is formed as a product when which isotope undergoes β+ emission?
iodine-131 has a t1/2 = 8.0 days A sample of iodine-131 init…
iodine-131 has a t1/2 = 8.0 days A sample of iodine-131 initially emits 9.95 × 1018 β particles per day, how long will it take for the activity to drop to 6.22 × 1017 β particles per day?
The solubility product for CaCO3 is written as ________, whe…
The solubility product for CaCO3 is written as ________, where s is the molar solubility.
Calculate ΔG° for the following balanced redox reaction. E°=…
Calculate ΔG° for the following balanced redox reaction. E°=-0.47V Pb2+(aq) + Cu(s) → Pb(s) + Cu2+(aq)
The solubility product for CaCO3 is written as ________, whe…
The solubility product for CaCO3 is written as ________, where s is the molar solubility.