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Explain what volume of nitrogen gas is needed to react entirely with 150.0 L of hydrogen in the production of ammonia?
The reaction A->B follows first-order kinetics with a half-life of 21.7 hours. If the concentration of A is 0.023 M after 48 hours, what is the initial concentration of A?
What is the energy diagram for cyclohexanol to cyclohexane complete with starting alcohol, carbocation, and oxonium ion
Explain how the presence of the intramolecular hydrogen bonding in the single-deprotonated maleic acid could lead to differences in the acid-dissociation constant when compared to fumaric acid.
the equilibrium constant is 1.5x 10^-2 at 370 degrees C and delta H is 16.0 KJ at 25 degrees C. Assuming delta H and delta S are temperature independent, calculate delta S for the reaction
causes the temperature to rise from 23.98 degree C to 26.45 degree C. What is delta E for the reaction of 1.00 mole of C2H5OH? C2H5OH(l) + 3O2(g) ? 2CO2(g) + 3H2O(l)
Explain which of the following aqueous solutions has the strongest ion-dipole attractions: 0.3 M FeBr3, 0.6 M CaCl2, 0.5 M Ba(NO3)2, 0.2 M (NH4)2SO4, 0.9 M KOH
Substituents on an aromatic ring can have several effects on electrophilic aromatic substitution reactions. Substituents can activate or deactivate the ring to substitution, donate or withdraw electrons inductively
Determine the maximum number of electrons that can be found in each of the following subshells.
Calculate the oxidation number of the chlorine in perchloric acid, HClO4.
if the rate of disappearance of ozone is -7.2 x 10-4 ms what is the rate of formation of oxygen?please show all work
Use the van der Waals parameters for chlorine to calculate approximate values of (a) the Boyle temperature of chlorine and (b) the radius of a Cl2 molecule regarded as a sphere.
Chromium crystallizes in a body-centered cubic lattice (the Cr atoms are at the lattice points only). If the density of the metal is 7.19 g/cm3, what is the unit cell edge length in pm?
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