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Imagine a solution at 25 oC which contain 25.0 mL of ethanol (d = 0.800 g/mL) and 40.0g of water (d =1.00 g/mL). At this temperature the vapor pressure of water is 23.8 Torr and that of ethanol is 60.8 Torr.
How much energy is released per Kg of Dilithium formed? Mass of one atom of 6 Li is 6.015121 amu. Do not know where to start.
A beaker with 185 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 6.70 mL of a 0.440 M HCl solution to the beaker.
A mass of mercury occupies 0.750 L. What volume would an equal mass of ethanol occupy? The density of mercury is > and the density of ethanol is 0.789 g/mL.
Match each item in Column A with the corresponding item in Column B regarding the processes of nitrification and denitrification: Column A Column B a. NH4+ i. Electron acceptor for denitrification
Calculate the concentration (in mol/L) of 30% by weight (30 g NaOH per 100 g of solution) NaOH solution. The density of the 30% by weight solution is 1.33 g/mL.
calculate deltaH in kilojoules for the reaction, assuming that the heat capacity of the calorimeter is 776 j/celsius, that the specific heat of the final solution is the same as that of water(4.184J/G*C), and that the density of the solution is 1...
In the titration of a solution of the extremely weak acid, HCN (Ka = 6.2 x 10-10), by a solution of sodium hydroxide of equal concentration,
Draw a formula for the lowest molecular weight compound that contains C, H, and possibly O, is a chiral compound, contains ONLY one functional group,
An ice cube of 15.1 grams is placed into 304 grams of H 2 O. compute the change in temperature in the H 2 O upon completing melting of the ice.
How much of methane gas will be produced in anaerobic decomposition assuming a complete conversion of MSW into CH4CO2NO, and SO2.
What is the sum of the stoichiometric coefficients when the reaction is balanced to lowest common denominator
Use line notation to represent the electrochemical cells for each of the following overall redox reactions
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