Calculate the molality
Calculate the molality of C2H5OH in a water solution which is prepare by mixing 50.0 ml of C2H5OH with 100.0 ml of H2O at 20°C. The density of C2H2OH is 0.789g/ml at 20° and water is 0.99970g/ml.
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Hydrogen peroxide is a powerful oxidizing agent used in concentrated solution in rocket fuels and in dilute solution as a hair bleach. An aqueous solution of hydrogen peroxide is 30.0% m/m and has a density of 1.11g mL-1. Calculate its molality, m
On the first day of the fiscal year, a company issues a $800,000, 6%, 5 year bond that pays semi-annual interest of $24,000 ($800,000 × 6% × 1/2), receiving cash of $690,960.
Singh and Smythe is an architectural firm that provides services for residential construction projects. The data pertain to a recent reporting period.
How many grams of naphthalene (C10H8) must be added to 25.00 g of CCl4 so that the vapor pressure of CCl4 over the solution is 483 mm Hg? Assume the vapor pressure of naphthalene at 65 degrees Celsius is negligible.
What volume of water should be added to 600 mL of ethanol in order to have a solution that boils at 95 degrees Celsius?
On January 2, Todd Company acquired 40% of the outstanding stock of McGuire Company for $205,000. For the year ending, December 31, McGuire earned income of $48,000 and paid dividends of $14,000.
Draw all constitutional isomers of C3H6O. For each of the constitutional isomers, show possible stereoisomers. Are the melting points of the stereoisomers different?
Abigail Leon began working with New River, Inc. as an intern during her final year of college. The atmosphere at the small supplier of copiers and document management systems was exhilarating.
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