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Acetylene (C2H2) can be produced from the reaction of calcium carbide (CaC2) with water. Draw the localized electron orbital model (hybridized orbital model) for the acetylide anion (C22-), showing ?, ?, and lone pair electron orbital.
Draw the molecular orbital diagram for the acetylide anion (C22-). Assume that order of the n=2 molecular orbitals in increasing energy is
What is the bond order in acetylide anion (C22-)?
Is this ion paramagnetic or diamagnetic?
A sealed container holding 0.0255L of an ideal gas at 0.983 atm and 71C is placed into a refrigerator and cooled to 37C with no change in volume
How long would a current of 100.0 amp need to be passed through a AlF3 electrolysis cell to produce 40.0 g of aluminum metal?
Calculate the molarity of the hydroxide ions in a solution that has been prepared by dissolving 88.7 g of barium hydroxide
Explain how a change in the amount of a product causes a shift in equilibrium?
Mixture also contains He (helium gas). determine the partial pressure of the He gas?
A tank contains a mixture of 3.0 mol N2, 2.0 mol O2, and 1.0 mol CO2 at 25 degrees celsius and a total pressure of 10.0 atm. Calculate the partial pressure (in torr) of each gas in the mixture.C
Write a brief procedure that would have been used to carry out the titration. Just include the key steps (terms and measurements). c. What was the average volume of Ca(OH)2 used? d. Calculate the concentration of the HCI sample.
The 100.0mL sample was treated with a molybdate reagent that precipitates ammonium phosphomolybdate, (NH4)3 [P(Mo12O40)] x 12H2O. This substance was dried at 110 degree C to remove waters of hydration and heated to 400 degree C until it reached a ..
If the average human body discharges 925.0g CO2 per day, how many moles of NaOHare needed each day for each person in the spacecraft?( 42.04 mol NaOH)
Show the products of each reaction and indicate which pair of reactants will result in a precipitation reaction? A) Ba(NO3)2(aq) + Na2CO3(aq)
What is the mass of a single weight (assume one step work) you need to put on a bike pump to take the air in the pump from 1 atmosphere to 9 atmospheres?
The average water loss during a triathlon is 1.40 L in one hour. The average time to finish a triathlon is 12.6 hours. How much sweat is lost in m^3?
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