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In an "anti-bonding" orbital between two atoms, the electrons involved in the bond spend "most of their time"
a) in between the two atoms where they act to repel one another
b) on the outside of the molecule where the positive nuclei are more exposed to a repulsive force
c) very nearby and close to their respective nuclei
d) away from the molecule, since in an anti-bonding orbital the electrons are expelled from the atom
Consider 20.0 moles of CO2 in a 1.0 liter container at 300.0 K. What is the pressure predicted by the van der Waals equation.
Determine how many moles of SO 3 are formed if 12.24 moles of O 2 react with excess SO 2 ,? use the balance equation given as 2SO 2 (g)+O 2 (g)----> 2SO 3 (g)
determine the concentrationof the original HCl acid solution in units ofa) Molarityb) Percent by mass (Hint: refer to Skill Builder 6 to see the relationship between molarityand percent mass units
If 0.90 mole of MnO2 and 48.2 g of HCl react, which reagent will be used up first?
2NO2(g)has come to equilibrium, the concentration of NO2 is 2.2 x 10-3 mol/L. Calculate the molar concentration of O2 at equilibrium.
Calculate the change in entropy when one mole of ice at ?10.0°C and 1 atm is converted to liquid water at ?5.0°C and 1 atm. The molar enthalpy of fusion for H2O
When 14C labeled 4-hydroxyproline was administer to rats, the 4-Hydroxyproline in newly synthesized collage was not radiolabeled
At -13.0 °C (a common temperature for household freezers), what is the maximum mass of sucrose (C12H22O11) you can add to 3.00 kg of pure water and still have the solution freeze?
Compute the mass of air in an air-filled tire and the also determine the mass of He in a helium-filled tire
explain what would happen to the cell during the process of osmosis and why?
calculate the maximum number of moles, liters and grams of H2S that can form when 187 g lead sulfide reacts with 140. g water at 29.0 °C and 0.75 atm of pressure.
Complete and balance the equation for this reaction in basic solution. Phases are optional.
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