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Draw 4-fluoro-2,2-dimethylhexane using wedges/dashes & use Newman Projections along the C3-C4 bond to show the most stable & least stable conformations.
how much heat in joules is gained by the water where a chemical reaction takes place in 100 ml aqueous solution and has
When you combine 2-ethoxybenzaldehyde and 4-heptanone what is the product and structure of that product. With 95% ethanol and 3M sodium hydroxide
Calculate the mass of carbon dioxide released when 255 g of copper carbonate [molar mass = 123.5 g/mol] is heated (assuming that the reaction goes to completion). The molar mass of CO2 is 44.0 g/mol.
What factor determines whether a carbon atom in a compound is chiral? Draw the Lewis structure for each of the following functional groups: alcohol, ether, aldehyde, ketone, carboxylic acid, ester, amine.
What is the concentration (M) of a compound with an absorbance of 0.55 and an extinction coefficient of 3.5 M-1cm-1 with a path length of 1cm
What is the freezing point of a solution of aluminum chloride that contains 42.0 g AlCl3 dissolved in 530. g of water?
a litre of solution containing 0.1 m of ch3cooh and 0.1 m of ch3coona provides a buffer of ph 4.74 . calculate the ph
A specific steroid has max = 291 nm and molar absorptivity = 11,500. What is the concentration of the compound in a solution whose absorbance at 291 nm is A = 0.050 with a sample pathlength of 1.00 cm
What is the pH of a 0.175 mol/L solution of sodium acetate, CH3COONa, at 25oC? (pKa=4.74 at 25oC for CH3COOH.) Give your answer accurate to two decimal places
In acidic solution an aldonic acid is converted to a gamma lactone. Draw the structure of the gamma lactone formed from galactose, and draw a mechanism for its formation.
what is the final temperature of A metal sample weighing 34.526 g was heated to 98.0 degrees Celcius then quickly transferred into a styrofoam cup calorimeter containing 74.365 g of distilled water at a temperature of 27.0 degrees celcius.
According to the equation, how many grams of sodium acetate will you need to add to 125 mL of 0.100 M acetic acid to make a pH=4.74 buffer. What is the actual pH of the resulting buffer when you add that many grams of sodium acetate to 125 mL of 0.1..
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