What mass of sucrose should be combined
What mass of sucrose should be combined with 543 g of water to make a solution with an osmotic pressure of 8.00 atm at 285 K? (Assume the density of the solution to be equal to the density of the solvent.)
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compound contains 69.94 percent iron and 30.06 percent oxygen. What is the molecular formula if the molar mass of the compound is 199.55 grams per mole?
The initial bond formation in the covalent intermediate in the chyomotrypsin catalyzed reaction is between a. serine and the carbonyl in the peptide backbone.
A 4.40 g nugget of pure gold absorbed 252 J of heat. What was the final temperature of the gold if the initial temperature was 25.0°C? The specific heat of gold is 0.129 J/(g·°C).
Why does Woodrow Wilson believe that autocratic governments, not democratic ones, are the cause of wars?
Calculate the amount of heat transferred when 44.0 g of CH3OH(g) is decomposed by this reaction at constant pressure.
The mechanisms of aspartate protease catalysis is proposed to be a. covalent nucleophilic catalysis b. covalent electrophilic catalysis c.
A proton (mass= 1.7×10-27 kg, charge= 1.6×10-19 C) travelling with speed 106 m/s enters a region of space containing a uniform magnetic field of 1.2 T. What is the time t required for the proton to re-emerge into the field-free region?
Sanger's reagent, 2,4-dinitrofluorobenzene, is a good substrate for nucleophilic aromatic substitution. Show the product of the following reaction.
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