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A substance is a crystalline solid, melting at 318 deg C, is white, odorless, tasteless caustic astringent (similar to the perceived taste when eating green banana), has density 2.13 g/cm3 at room temperature, conducts electric current in the molten state and in aqueous solution. Of the above properties which use to identify the lye?
what is the molality of a solution prepared by dissolving 10.0 grams of methylamine ch3nh2 in 50.0 ml of ethanol
If a mixture of argon and xenon have total pressure of 870 torr and the pressure of the argon is 539 torr., what would be the mol ratio of the gases
Problem- After 71.0 minutes 42.0 percent of a compound is decomposed. What is the half life of the reaction assuming first order kinetics
Explain the increasing boiling point as you move from methane to ammonia to water be explicit as to what forces are acting on these molecules and how you know.
Explain Solid State Chemistry, 1) Write the balanced chemical equation for Fe2O3+2Al?2Fe+Al2O3 using the lowest possible whole number coefficients.
if a sample of gas has fixed volume, and under a standard atmosphere of pressure, if its temperature is raised from 20 degrees celsius to 40 degrees celsius
Calculate the amount of energy released in the formation of one mole of BaO bonds(not Lattice energy) The radius of the barium ion is 1.35 Angestrom
A 486 mL sample of water was cooled from 50.0°C to 10.0°C. Assuming a specific heat of 4.184 J/K g and a density of 1.00 g/mL, find the amount of heat transferred from the water to the surroundings.
Draw the structure of any compound that contains the molecular formula C4H6 and that has zero sp2 hybridized atoms.
Acetone, the solvent in some nail polish removers, has a density of 0.791 g/mL. What is the volume of 20.4 g of acetone?
Calculate the change in entropy (S) for reversible cooling 1 Mole of an ideal monatomic gas from 30 degrees C to 0 degrees C under:
Problem- Which of the following substances would you predict to have the highest Hvap. Which of the following substances would you predict to have the highest Hvap. N2 SiF4 C6H6 Xe F2
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