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Draw the reaction product(s) formed by the bromination of (z)-stilbene, designate all product sterocenters accurately and label all sterocenters in the final product(s)
3 compounds xyz were found to contain the same empirical formula that is the same number of c ho. however compound x
Calculate the heat energy released when 10.3 g of liquid mercury at 25.00 °C is converted to solid mercury at its melting point. Constants for Mercury at 1 atm: Heat capacity: 28.0 J/(mol*K) Melting Point: 234.32 K Enthalpy of fusion
If 200 g of water at 20 degrees celcius absorbs 41840 J of energy, what will its final temperature be
Determine delta H of this reaction (kJ/mol H 2 SO 4 ) - When 24.4 mL of 0.500M sulphuric acid ,H 2 SO 4 is combined to 24.4ml of 1.00M potassium hydroxide KOH in a coffee cup calorimeter
What is the complete ionic equation and the net ionic equations for the reaction of Ca(No3)2 and Na2SO4? which are the spectator ions
The only thing that is supplied to you is 1M Tris (pH 6.8) and 1M NaCl. You have full access to all the deionized H2O you may need. Plus 3 M HCl, 40 g/mol of NaOH pellets, and a pH meter.
Calculate the pH at the halfway point and at the equivalence point for each of the following titrations. (a) 100.0 mL of 0.42 M HC7H5O2 (Ka= 6.4 multiplied by 10-5) titrated by 0.42 M NaOH halfway point equivalence point
the temperature of the surrounding remains essentially constant during the process. Calculate deltaSsystem, deltaSsurroundings and deltaStotal.
You respond to a 2AM liquefied compressed gas transportation accident which is leaking from a 5lb (2.3kg) steel cylinder. Chemical commodity on shipping paper is 5 lb RQ, compressed gas, flammable, toxic, n.o.s. (poison - inhalation hazard, zone B..
Calculate the molar mass (g/mol) of the element to three significant figures.
Include in your explanation from which C and in what form the H would have to leave: [H+, H(with one electron), H(with two electrons)].
determine the total pressure in the flask AND the height difference between the two arms of the manometer.
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