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Draw the structure of tristearin, a fat in which all the fatty acid units are stearic acid. Circle and identify all functional groups.
Calculate the vant hoff factor of Na3PO4 in a .40 m solution whose freezing point is -2.6C
what is the molar mass of a nonpolar molecular compound if 5.52 grams dissolved in 36.0 grams of benzene begins to
draw the lewis structure of CCL2S
write mechanisms for the following reactions, which are used in chemical tests and derivative preparations: (a) the reaction of butanal with 2,4 dinitrophenylhydrazine reagent.
A 1.0 ounce piece of chocolate contains 15mg of caffeine, and a 6.0 ounce cup of regular coffee contains 105mg of caffeine. How much chocolate would you have to consume to get as much caffeine as you would from 2.0 cups of coffee.
Powdered coal ( essentially pure C ) is reacted with excess water to make a mixture of CO,CO2 and H2 The reaction is desired reaction ,CO2 is an undesired waste product. This gas mixture from the reactions of coal with water is further reacted ove..
The wavelength is 6100 Angstrom and the stopping potential is 0.5(eV). calculate the Photon Energy(eV) and Work function(eV).
How many grams of formic acid, HCOOH, must be added to 0.240 L of 0.110 M sodium formate, HCOONa, to yield a buffer solution with a pH of 3.50. Assume no volume change. Ka of HCOOH = 5.0 10-4
An enzyme preparation from isolated beef liver mitochondria has the capacity to carry out all of the reactions of the tricarboxylic acid cycle when supplied with the essential precursors of acetylCoA, NAD+, FAD, GDP, and Pi2-.
write an equation for which component of the phosphate buffer (H2PO4-/ HPO4^2-) reacts when HCl is added. Do the same for NaOH.
A 1.00 g sample of D2O and H2O are reacted with CL2 and HCL and DCL are produced. Then they are diluted with H2O giving a volume of 1.00L. Then 25 mL of the solution are reacted with excess AgNO3 and 0.3800g AgCl precipitate formed.
what will be the volume of the blimp at a height of 2300 m, where the temperature is 12°C?
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