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Show utilizing an example that the following two formulations of the Pauli Exclusion Principle are equivalent
a. Wave function explaining a many-electron system must change sign under the exchange of any electrons.
b. No two electrons may have the same values for all four quantum number.
What is the percent hydrogen (H) by weight of a solution containing 53.5mL of CH3COCH3? The density of acetone is 0.788 g/mL.
a naturally occurring element a exists in three forms of its isotopes a-28 27.977 amu 92.23 abundance a-29 28.976 amu
Identify the property of gas that is measured in each of the following: a) 425 K; b) 1.0 atm; c) 10.0 L; d) 0.50 mol of He.
Describe six physical and six chemical changes. Explain why each is a physical or chemical change.
Consider a reaction of the type aA--->products in which the rate law is found to be rate=k(A)3 If the first half of the reaction is found to be 40 seconds what is the time for the second half life
Identify these solutions based only on color. What aspect of coordination chemistry is used in your decision?
A gas occupies 10.0 L at 44.1 psi and 27 degrees C. What volume will it occupy at standard conditions
A sample of oxygen gas has a volume of 131 L at 25°C and a pressure of 0.982 atm. Calculate the volume of this oxygen sample at STP.
What is the solubility of nitrogen in the divers blood at the bottom of the dive? b: If you assume the mass of the divers blood is 5.0 kg, how many moles of nitrogen comes out of the divers blood when he comes to the surface?
A sample of nitrogen occupies a volume of 250mL at 27 degrees C and 700 mmHg of pressure. What will be its volume at STP?
The calorimeter and water have a combined heat capacity of 43.50 kJ/K. Calculate the heat of formation of ammonia in kJ/mol
Calculate the molar solubility of bismuth sulfide, Bi2S3 (Ksp = 1.6 x 10-72) in (a) pure water, and (b) 0.05 M cadmium sulfide, CdS
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