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Draw diagrams to show the various orientations in which a p orbital and a d orbital on adjacent atoms may form bonding and anti-bonding molecular orbitals.
What is the pressure (in atm) inside a container of gas connected to a mercury filled open-end manometer when the level in the arm connected to the container is 28.3cm higher than the level in the arm open to the atmosphere,
A) N-20 is radioactive. Which mode of decay would be expected for this nucleus? B) Y-96 is radioactive. Which mode of decay would be expected for this nucleus
If the pressure exerted by ozone, {rm{O}}_3, in the stratosphere is 3.0 times 10^{ - 3} {rm{atm}} and the temperature is 251 K, how many ozone molecules are in a liter?
A sample of 0.836 gm of unknown compound containing barium ions ( Ba2+) is dissolved in water and treated with an excess of Na2SO4. If the mass of BaSo4 precipitate formed 0.7403 gm, What is the percent by mass of Ba in the original unknown compou..
which is more deshielding to surrounding protons, a carbon double bonded to oxygen (a carbonyl group) or a benzyl substituent
How many grams of oxygen reacted with the phosphorus?
Fission of one mole of U-235 releases 1.9 x 1010 kJ. Calculate the number of kg of coal needed to produce the same amount of energy as the fission of 1 kg of U-235 (235.05g/mol)
Occupies 6.0 cubic meters at a pressure of 1.5 atm. The pressure is then expanded to 2.0 atm. The temperature remaining constant, what is the new volume of the gas?
A solution containing 16.9 g of nonvolatile molecular compound in 250. g of water has a freezing point of -0.744°C. What is the molar mass of the substance?
A reaction in which and react to form products is zero order in , one-half order in , and second order in .By what factor does the reaction rate change if is doubled
If a nonvolatile, yellow crystalline solid sample of 0.351 g is dissolved in benzene (C 6 H 6 ) of 15.8 g formed a solution. this solution freezes at the temperature of 4.77 degree celsius.
how many moles of nh42so4 are there in 100.00 g of ammonium sulfate? how many moles of ammonium ions are in 100.00 g of
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