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Commercial concentrated nitric acid is 69.0 % by mass HNO3 and has a density of 1.42 g/mL. Calculate the molarity of concentrated nitric acid.
Treatment of this disaccharide with alpha mannosidase yields D-mannose and D-glucose. Draw the structure of the trisaccharide and state its systematic name.
Calculate the maximum number of moles and grams of H2S that can form when 152 g aluminum sulfide reacts with 147 g water.
Calculate the vapor pressure of water, in torr, above a solution prepared by dissolving 65.40 g of ZnCl2 in 445.0 g of water at 323.0 K. The vapor pressure of pure water at 323.0 K is 92.50 torr.
Show the expected stepwise mechanism for the photochemical monochlorination of cyclohexane. Label the initiation, chain propagation
a gas is placed in a balloon with a volume of 3.0L at 35C and 800 torr. What would be the new volume for the gas if placed under STP
how much energy is lost by 10 kg of silver if it is cooled from 35 degree celsius to 21 degree celsius
In a reaction between pure acetic acid and sodium bicarbonate, 10.1 grams of sodium bicarbonate was added to 21.0 mL of acetic acid. Which reactant is the limiting reactant in this reaction?
calculate the molar mass of an unknown sunstance, if the freezing point of a solution containing 1.00 g of the unknown in 100g of camphor is 165.4 C.
the water-cyclohexanone-diethyl ether mixture. Explain how the addition of sodium chloride aids in isolation of the cyclohexanone product.
The molar heat cacpacity of silver is 25.35 J/ mol C. How much energy would it take to raise the temperature of 11.1g of silver by 14.2 C? B) Find the specific heat of silver?
what volume(in mL) of 0.0887 M MgF2 solution is needed to make 275.0mL of 0.0224 M MgF2 solution.
From a thermo standpt, at NLC what principal products are expected from a rxn mix consisting of ~1 mol Al(NO3)3(s) w. ~1 mol Na2CO3(s) in ~2 L of DIW? Defend/explain your response.
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