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the explosion of 2.0 mol of solid Trinitrotoluene (TNT; C7H5N3O6) with a volume of approximately 274 mL produces gases with avolume of 448 L at room temperature and 1.0 atm pressure. How much PV work in kilojoules is done during the explosion?
Derive an expression for (δU/δV)T for a gas that obeys the van der Waals equation of state.
What is the difference between alpha-glucose and beta-glucose? and show the condensation of two glucose molecules to form a disaccharide with an alpha linkage; with a beta linkage.
Brass has a specific heat capacity of 0.393 Joules/g C. A paperweight weighing 129g is heated to 95.0 C. Then it is added to 44.6g of water in a calorimeter having a temperature
When iron chloride FeCl3 is dissolved in water the solution becomes acidic. The preparation of the Fe(NO3)3 solution and the KSCN solution used 0.5 M HNO3 as the solvent instead of water. Explain why this was done.
Calculate the percent ionization of 7.4x10^-3 M butanoic acid in a solution containing 7.0x10^-2 M sodium butanoate
Rank the following bonds from strongest to weakest and provide the bond energy: the bond between hydrogen and oxygen in a water molecule, the bond between sodium and chloride in the NaCl molecule
an element has three naturally occurring isotopes with the following masses and abundances in parenthesis 27.977 amu
There are three containers all connected to each other. There are a total of six particles inside the containers, two in one container, four in another container, the third container is empty. Upon changing the conditions,
a toothpaste contains 0.24 by mass sodium fluoride used to prevent dental caries and 0.30 by mass triclosan a
The Ka of butyric acid, C3H7COOH is 1.5 x 10-5. What is [C3H7COO-] in a 0.397 M solution of C3H7COOH
112 mL of a glucose (C6H12O6) solution is prepared by diluting 8.2 mL of a stock solution of unknown concentration. If the dilute solution contains 0.20 moles of glucose
What is the solubility of lead fluoride in a solution of 0.050 M of sodium fluoride?
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