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Salicylic acid C7H6O3 has been suggested as a calorimeter standard its heat of combustion is -3.023*10^3 kj/mol C7H6O3 . From the Following data determine the heat of capacity of a bomb calorimeter assembly ( that is , the bomb , water , stirer , thermometer , wires and so forth )
mass of salicylic acid burned : 1.201 g
initial calorimeter temprature : 23.68 C
final calorimeter temprature : 29.82 C
How many grams of a 0.30 M solution of hydrocholoric acid would contain 5.2 g of pure hydrocholoric acid? The density of 0.30 M hydrocholoric acid is 1.2 g/mL
The 11B nucleus has a spin I of 3/2 and a nuclear g factor of 1.7920. At what field would resonance be observed at 60 MHz?
Write contributing (important) resonance structures for each of the following compounds and predict their relative C=O vibrational frequencies based on the importance of the contributing resonance structures. List in them order from highest to low..
What is the reason for using a phase transfer catalyst? a)It is used to transfer the catalyst to the active site of the reaction b)It serves as a proton transfer agent which moves protons from a base to an acid
a sample of H2O with a mass of 46.0 grams has a temperture of 100 c. how many joules energy are necessary to boil the water
What is the concentration of hydroxide (OH1-) ions in saturated limewater if the [H3O1+] = 3.98 x 10-13? Is limewater acidic (A), basic (B), or neutral (N)
The Common Ion Effect. What is the pH of a solution that contains 0.250-M benzoic acid and 0.600-M sodium benzoate?
When calcium carbonate is added to the solution of organic acids, the following compounds form: calcium methanoate salt from the methanoic acid; calcium ethanoate from the ethanoic acid; and calcium phenoxide salt from the phenol.
Calculate the mole fraction of toluene in the solution that contains 48.0 g toluene and 139 g benzene.
Atomic orbitals of carbon relative to methane in a cubic frame of reference.
A reaction has the following rate law Rate = k[A][B]2. In experiment 1, the concentrations of A and B are both 0.10 mol L-1; in experiment 2, the concentrations are both 0.30 mol L-1. If the temperature stays constant, what is the value of the rat..
in europe gasoline efficiency is measured in . if your cars gas mileage is 34.0 how many liters of gasoline would you
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