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Draw the structures of each of the following compounds. Determine the number of chirality centers, indicating them in each structures. Also calculate the number of possible stereoisomers for the compound.
A) 2,3-dichloropentaneB) 2,2-dibromo-4,4-dichloropentaneC) 2-bromo-3-chloro-4-fluoropentaneD)1,3-dibromo-2,4-dichloro-5-fluorocyclopentane
Draw the two enantiomers for each of the following compounds and designate the configuration of each as R or S.
A) 1-bromoethanolB) 2-fluoropropanalC) 3-chlorobutylamine
A 20.0-mL sample of 0.800 M HBr solution is titrated with 0.800 M NaOH solution. Calculate the pH of the solution after the following volumes of base have been added.
Convert ethanol to 2-butanol using any series of reactions and inorganic reagents
110 mL of H_2O is initially at room temperature (22.0 degrees C). A chilled steel rod at 2.0 degrees C is placed in the water. If the final temperature of the system is 21.0 degrees C.
A certain mass of oxygen was collected over water when potassium chlorate was decomposed by heating. The volume of the oxygen sample collected was 870 mL at 40C and a barometric pressure of 755 torr.
explain the main concept behind the VSEPR theory of molecular shape. how do both number and type of electron pairs influence the shape of a molecule?
A fluorinated organic gas in a cylinder is com- pressed from an initial volume of 960 mL at 158 Pa to 478 mL at the same temperature. What is the final pressure? Answer in units of Pa.
(i) Is the system in equilibrium? If not, which direction must the reaction proceed for equilibrium to be established? (ii) What is the Kp for this system at equilibrium?
Calculate DeltaG °rxn. c) In which direction is the reaction, as written, spontaneous at 25 °C and standard pressure?
calculate the molarity of an aqueous NaOH solution if 32 mL of it is required to titrate .6789 grams of oxalic acid to a phenolphthalein end point.
How many grams of water can be cooled from 36 degrees celsius to 23 degrees celsius by the evaporation of 53g of water.
what will the equilibrium concentrations of all 4 substances be? FAlways start by writing expression for Keq FThink about what will happen. Which concentrations will increase? Decrease?
How many grams of solute are present in each of the following aqueous solutions?
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