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How many grams of magnesium metal will react completely with 4.8 liters of 5.0 M HCl? Show all of the work needed to solve this problem.Mg (s) + 2 HCl (aq)-> MgCl2 (aq) + H2 (g)
calculate the standard reduction potential of Joaquium. Write reaction in cell notation form.
E85 fuel is a mixture of ethanol and gasoline. What mass in kilograms of E85 (d=0.758g/mL) can be contained in a 14.0 L gallon tank.
The hydrogen gas formed in a chemical reaction is collected over water at 30 at a total pressure of 737. What is the partial pressure of the hydrogen gas collected in this way
A patient is given 0.055mg of technetium -99m, a radioactive isotope with a half-life of about 6.0 hours.
Show the mechanism for the aldol condensation product of phenyl acetaldehyde with p-toluenesulfonic acid as a catalyst.
When solutions of strong electrolytes are formed in water, the ions are surrounded by water molecules. These interactions may be described as
How many grams sodium chloride (mol wt = 58.4g/mole) are needed to make 550 mL of a 1.90 M aqueous solution of sodium chloride
How many moles of table salt (NaCl) are in a box that has 117 grams of salt? (atomic mass of Na = 23.0; atomic mass of Cl = 35.4)
What was the molar solubility of CaCO3 in this solution (Kb1(CO32-) = 1.8 × 10-4)
The heat of combustion of hexane is 995.0 kcal/mol. How much energy is released during the complete combustion of 453 grams of hexane ?
Using the potential energy diagram below, answer the following questions concerning the given reaction: Draw the structure the is represented by the following 1, 2, 3and 4
A 354 gram sample of C6H12O6 has a pressure of 648 torr at 31°C. What is the volume (L) of the container?
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