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Explain which of the following clusters of orbitals would form the shape either through the formation of a single molecule or by bonding to another atom of similar electronic geometry also results in an arrangement of orbitals that is possible within the valence shell of an atom?
A certain weak base has a Kb of 7.80 × 10-7. What concentration of this base will produce a pH of 10.16
Starting with 2-methyl-3-hexanone, show the complete mechanism for the acid-catalyzed formation of the imine using propylamine (Pr-NH2.)
How many moles of ammonia are required to react completely with 146 L of oxygen gas according to the following reaction at 0 C and 1 atm
A 2750 ml sample of 3 M HCl solution is treated with 4.66gm of magnesium. Calculate the concentration of the acid solution after all the metal has reacted. Assume that the volume remain unchanged.
Calculate the change in pH when 6.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq).
calculate the final temperature of the gas mixture. Assume the heat capacities of the gases are constant and are given in Appendix B of your text.
If at 25 degrees celcius the partial pressure of oxygen in the iar diffusing through its cathode is 0.22atm, what is the cell potential (Ecell
What is the formula of the manganese chloride compound produced in the reaction? (Type your answer using the format CO2 for CO2.)
A 0.75-L bottle is cleaned, dried, and closed in a room where the air is 22 degrees C and 44% relative humidity (that is, the water vapor in the air is 0.44 of the equilibrium vapor pressure at 22 degrees C
The concentration of sulfuric acid in the lead-storage battery of an automobile over a period of time has decreased from 38.0 % by mass (density of 1.29g/mL) to 26.0 percent by mass(1.19g/mL). Assume the volume of the acid remains constant at 724 ..
Laboratory experiment produces volatile compound in gaseous form. You need to collect this sample by adding just enough cryogen (cooling agent) into a rigid vessel to condense your compound as liquid
what is the molarity of HCl in a solution prepaired by dissolving 18.25 gm HCl in 200 gm ethanol, if the density of solution is 0.86 gm per mm
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