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A certain substance has a heat of vaporization of 63.90 kJ/mol. Explain at what Kelvin temperature will the vapor pressure be 8.00 times higher than it was at 323 K?
How many moles of oxygen are needed to produce 6 mol of Fe2O3 in the following unbalanced equation: Fe + O3 --> Fe2O3
what is the percent differencenbspdelta between the newtonian and the relativistic values for the momentum of a
Draw a diagram of the electrochemical cell, labeling all electrodes and solutions. (1B). What is the pH in the Pt | H+ | H2 half-cell? (1C). What is the value of the equilibrium constant for the reaction occurring in this cell
16 grams CH3OH is dissolved in 27 grams of water at 30 degrees celcius. given that vapor pressure of water at 30 degrees celcius is 31.82mm Hg.
Given the following balanced reaction, if a mixture of 1.50 mol of Al and 3.00 mol of Cl2 are allowed to react, how many moles of AlCl3 are formed, assuming a 75% yield
calculate the activation energy for diffusion for a system where the diffusion coefficient doubles its value from 700k to 1200k. R=8.314J/molk.
What is the conductivity of a solution. How do the size and charge of ions affect the conductivity of a solution. Which of the following ions would exhibit the greatest conductivity? a)Li+ or CS+ ? b)Mg2+ or Al3+ ?
use the values for delta G to calculate Kp for the above reaction at 500 degrees celcius.
what is the reaction when vo2 ions are addedto a ten fold excess of sodium sulfite in order to formvo2 ions? also why
question 0.100 moles of naoh are combined with 0.125 moles acetic acid. the mixture is taken to a final volume of
Mixtures of helium and oxygen are used for scuba diving. For a particular dive, 46 liters of O2 at 25 degrees celsius and 1.0 atm and 12 liters of He at 25 degrees celsius and 1.0 atm are pumped into a tank with a volume of 5.0 liters.
Ca(OH)2 (aq) was prepared) wasn't truely saturated (it was unsaturated) how would this affect the calculated value of the Ksp?
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