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When 1 mol of glucose is burned, 2802.5 KJ of energy is released. Calculate the quantity of energy released to a person by eating 5.00g of glucose in a candy.
A mono methyl-substituted 1-naphthol is permitted to couple with a diazonium prepared from a mono-substituted hydroxyaniline. Explain how many different coupling products can be acquired assuming all patterns of the starting materials are availabl..
What is the Cl ? concentration just as Ag2CrO4 begins to precipitate when 2.0 M AgNO3 is slowly added to a solution containing 0.048 M Cl ? and 0.048 M CrO42-
What mass of zinc can be plated onto a metal sheet (a process call "galvanizing") from an aqueous zinc sulfate solution using a 0.755 amp current for 1.50days
Ascorbic Acid (Vitamin C) is diprotic acid (Ka1= 8.00x10^-5 and Ka2= 1.60x10^-12). What is the pH of a 0.250M solution of ascorbic acid?
Explain what is a balanced chemical equation showing the structures for the reaction between acetylsalicylic acid and the strong base sodium hydroxide
which molecule will undergo only london dispersion forces when interacting with other molecules of the same kind?
What effect does the reduction of atmospheric pressure have on the boiling point. Can cyclohexane and toluene be separated if the external pressure is 350 mm Hg instead of 760mm Hg
Calculate the effective charges on the I and Br atoms in IBr, in units of the electronic charge e.
How many total atoms are there in each unit cell? (b) What is the volume of one unit cell in Å3? (c) Assuming that the atoms are spheres and the radius of each sphere is 1.64 Å
A 2-kg mass of an ideal gas expands at a constant pressure of 172 kPa in a piston-cylinder system from a temperature of 32oC to a final temperature of 182oC. Determine Q, W, DeltaU and DeltaH.
If the density of ocean water at a depth of 10,000 m is 1.071 g/mol and if 27 g of water at that depth contains 185 mg of potassium chloride, what is the molarity of potassium chloride in the sample
Given pKa (acetylene) = 25 and pKa (H2) = 35, predict whether the direction/ position of equilibrium in the following reaction will lie to the right (favors the forward reaction) or to the left (favors the backward reaction)?
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