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How many moles of Barium nitrate must be added to 325mL of 0.20M Iron (III) nitrate to increase the concentration of nitrate ions in the solution to 1.25M.
Regiochemistry and stereochemistry in diels-alder reactions, How does one predict which regioisomer forms as the major product when more than one product can form? How does the dienophile affect the stereochemistry of the product?
If 17.2 mL of 0.800 M hydrochloric acid solution are required to neutralize 5.00 mL of a household NH3 solution, determine the molar concentration of the NH3,ammonia?
How much heat is required to vaporize 25.5 g of water at 100 C? The heat of vaporization of water at 100 C is 40.7 rm kJ/mole.
The heat of solution of ammonium chloride is 15.2 kJ/mol. If a 6.323 g sample of NH4Cl is added to 65.0 mL of water in a calorimeter at 24.5°C, what is the minimum temperature reached by the solution?
A solution of ammonia and water contains 4.70×10 water molecules and 5.50×10 ammonia molecules. How many total hydrogen atoms are in this solution?
What volume of .250 M NaOH is required to neutralize a 10mL sample of .750 M HCl.
Which carboxyl group is more acidic in 3-chlorohexanedioic acid? The 2 carboxyl groups in 3-chlorohexanedioic acid are not equivalent and have different dissociation constants
Determine the entropy change for freezing 6.33 grams of C 2 H 5 OH at 158.7 K? H =-4600 J/mol. Express your answer in units of J/K.
A 4.40 g nugget of pure gold absorbed 295 J of heat. The initial temperature was 21.0°C. What was the final temperature?
starting from alcohol that contains four or less carbon atoms and from benzene and toluene,
What is the volume of the container needed to store 0.8 moles of argon gas at 5.3 atm and 227°C.
Two chromatographic columns (GC) are being compared for use in an analysis. One is a 50 cm long packed column that is 5 mm in inside diameter (ID), with a stationary phase that is 1um thick on the support packing and has a total of 25,000 theoreti..
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