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Suppose you were given a pure stereoisomer that rotated the ppl either +60 degrees of -120 degrees ie. the same intensity of yellow light is observed for both of these readings. What would you do to determine if the proper reading were +60 or -120?
Calcutate the number of grams of drug to be wieghted for this solution
Calculate the molar gibbs energy of fusion (melting) for water at -3degree and 1bar, given that Cp(s)=38J/kmol Cp(l)=75.3j/kmol
12.0 moles of gas are in a 8.00 L tank at 23.2 C. Calculate the difference in pressure between methane and an ideal gas under these conditions.
Solid ammonium nitrate (NH4NO3) and solid calcium chloride were placed in water and the mixture was stirred. What is the precipitate?
Explain which of the following aqueous solutions has the strongest ion-dipole attractions: 0.3 M Na3PO4, 0.1 M NiF2, 0.2 M Rb2CO3, 0.01 M Sr(OH)2, , 0.03 M ScBr3.
Describe how you will separate the following mixture of ions in solution. Include an explanation/rationale of the reagent used.
How many grams of oxygen are collected in a reaction where 265 mL of oxygen gas is collected over water at a temperature of 298 K and a total pressure of 709 torr
Consider a solution resulting from the mixing of precisely 50.0 mL of 2.0 M NaOH with 50.0 mL of 2.0 M HCl. Will the mixture be corrosive and damage the skin or will it become a salt solution that is safe enough to drain down the sink.
Calculate the molarity of a solution made by dissolving 0.650 Na2SO4 grams of in enough water to form exactly 950 mL of solution.
How many grams of cisplatin are formed from 54.4g of K2PtCl4 and 36.4g of NH3 if the reaction takes place in 95% yield based on the limiting reactant.
What is the pressure (in millimeters of mercury) inside a container of a gas connected to an open-end manometer filled with decane (density = 0.7300 g/cm3) when the level in the arm connected to the container is 765.3 mm in height higher than the ..
When 20.6 gm of methane and 39.7 gm of chlorine gas undergo a reaction that has a 73.3 % yield. What mass of CH3Cl forms. Hydrogen chloride also forms.
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