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A water-insoluble compound is discovered to be soluble in 10% NaOH. Which of the following substances is most likely to be the compound?
Calculate the heat of formation of propane given the heat of formation of H2O (liquid) is -285.3 kJ/mol and the heat of formation of CO2 is -393.5 kJ/mol.
As protons transported into cell, ATP synthesis can be coupled to this process by ATP synthase. At 100% efficiency, under conditions above, how many proteins must be transported to synthesize one molecule of ATP?
The electron in the He+ ion is excited to the n = 2 principal state. What is the energy of the electron now?
A mixture of CaCO3 and CaO weighing 0.705 g was heated to produce gaseous CO2. After heating, the remaining solid weighed 0.474 g.
calculate the solubility (measured in g/L) of silver oxalate, Ag2C2O4, in pure water, Ksp= 1.0 X 10^-11 for Ag2C2O4
Draw the structure of the major organic product you would expect from the reaction of 1-bromopropane with NaCN.
How much heat is evolved when 265 g of ammonia gas condenses to a liquid at its boiling point
Amongst the following pairs, predict which one would be the best nucleophile and justify your answer.i) CH3OH vs. CH3O-
A student is given an antacid tablet that weighed 5.6832g. The tablet was crushed and 4.3628 g of the antacid was added to 200mL of simulated "stomach acid". This was allowed to react and then filtered.
The specific gravity of iron is 7.87, and the density of water at 4.00 degree celcisus is 1.00 g/cm3 . You can use this information to find the density of iron. Find the volume occupied by 5.50 g of iron.
If 10.00 mL of 0.050M KI solution is mixed with 40.00 mL of other reagents what would be diluted concentration of KI
An open vessel containing (a) water, (b) benzene, (c) mercury stands in a laboratory measuring 6.0 m x 5.3 m x 3.2 m at 25 deg celsius. What mass of each substance will be found in the air if there is no ventilation
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