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Aluminum dissolves in HCL according to the equation written below, whereas copper does not react with HCL: 2Al+6HCL ---> 2AlCl3 + 3H2 a 35 gram sample of copper-aluminum alloy is dropped into .750 L of 3M HCl, and the reaction above proceeds as far as possible. If the alloy contains 77.1% Al by mass, what volume of hydrogen gas would be produced at 22 degrees Celcius and 728 torr?
A sample of natural gas contains 1 mole of gas X, 0.5 mole of gas Y, and 3.5 moles of gas Z. If the partial pressure of gas x is 0.4 atm, what is the partial pressure in atm of gas Z
What is the molarity of an HCl solution if 23.3 mL of the solution is required to react with .266 g of Na2CO3
Five structural isomers have the formula C6H14. Where needed, draw the structure and give the IUPAC name of all five isomers
Calculate ?H for the reaction 2C(s) + H2(g) ? C2H2(g) given the following reactions and their respective enthalpy changes
Draw a structure for a compound that meets the following description: C4H8O with IR absorption at 3400 cm-1 and no absorption in the 1640-1680 cm-1 range
use standard reduction potentials to find the equilibrium constant for the following reaction at 25 degrees C.
Look up the molar mass and the density of 2-chloro-2-methylpropane in a reference book such as The Merck Index. Calculate the number of moles of HCl that are produced by complete hydrolysis of 1.0 mL of 2-chloro-2-methylpropane.
Calculate the van der waals correction terms to pressure and volume for Cl2 at STP. The values of the van der waals constants a and b are 6.49L^2-atm/mol^2 and 0.0562 L/mol,
2.00 L of H2 at a pressure of 368 torr and 1.00 L of N2 at an unknown pressure. If the total pressure in the flasks is 336 torr after the stopcock is opened.
One mole of a monatomic ideal gas is adiabatically expanded from 2.23 L to 5.78 L. Calculate the q, w, Delta U, delta S, and delta H for this process
What is the binding energy, in amu, of 13C? Masses are: proton = 1.00728 amu, neutron = 1.00867 amu, electron = 0.00055 amu, and 13C = 13.00335 amu.
If 25 mL of 0.060 M HClO4 is mixed with 50 mL of 0.060 M KOH, what will be the resulting pH?
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