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Explain what is the number of possible orientations of the orbital angular momentum with L=1000? Explain what is the closest allowed angle between L and z axis?
A mixture of N2, O2, and CO2 has a total pressure of 791. torr. In this mixture the partial pressure of N2 is 115. torr and the partial pressure of O2 is 193. torr.
Which one of the following pairs is a conjugate acid-base pair?
A second 25.00-mL aliquot was then treated with an excess of BaCl2 and 25.00 mL of the base; precipitation of all the carbonate resulted, and 7.63 mL of the HCl was required to titrate the excess base. Calculate the composition of the mixture.
question 1what is a chemical transformation of waste?question 2a.list the problems associated with incineration of
The first step in the citric acid cycle of food metabolism is reaction of oxaloacetate with acetyl CoA to give citrate. Propose a mechanism, using acid or base catalysis as needed. Oxaloacetate + Acetyl CoA ----> Citrate
while mercury is very useful in barometers mercury vapor is toxic. given that mercury has a hvap of 59.11 kjmol and
What is the net charge at neutral pH of a tripeptide containing only alanine? How does the total number of negative and positive charges change following hydrolysis of the tripeptide
Taking into account the existence of any lone pairs of electrons, what is the approximate geometry of electron groups surrounding the central Cl atom in the perchlorate ion (ClO4-)
A 0.8 g of that compound was vaporized and was found to occupy 700ml at 60C(Temperature) and 740 torr. What is the molecular weight and the molecular formula of the compound
A solution contains 35.0g of glucose, C6H12O6, dissolved in 500g of water at 40 Celsius. The vapor pressure of water at 40 Celsius is 55.3 mmHg. Calculate the vapor pressure of the solution.
Find the equilibrium partial pressures of ALL species if at the start of the reaction PCO = 2.69 atm and PCOBr2 = 2.05 atm. Round your answers to three significant figures. CO(g) + Br2(g) ? COBr2(g)
A 0.040 M solution of a monoprotic acid is 14 percent ionized. Calculate the ionization constant of the acid.
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