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Problem- The temperature of the nickel equilibrium changed when acid was added. Explain the source of the change.
Explain the each step. Explain the process and each step.
How much heat energy is required to raise the temperature of 0.362kg of copper from 23.0 °C to 60.0 °C? The specific heat of copper is 0.0920 cal/(g·°C) .
An 11 liter tank is filled with 80 moles of air at at pressure of 203 bar. What is the temperature of the air in the tank in degrees Celsius
List the letter that corresponds to the reagent from the reagent table you need to carry out the following synthesis in 5 steps or less. Heat may not appear on the reagent table with the reagent
Complete the mechanism for the base-catalyzed racemization of the chiral ketone below by adding any missing atoms
why is the h-f bond so much stronger than the h-I bond? how might you tell whether or not your toother paste conatied calcium carbonate caco3, or perhaps baking soda with out looking at the label?
What effects could CO2 have you the results if it were present in the sample of tonic water
NaOH to achieve a phenolphthalein end point. Express the acidity of the wine in terms of grams of tartaric acid (H2C4H4O6, fw 150.09) per 100 mL of wine.
what is the total pressure in a canister that contains oxygen gas at a partial pressure of 804 mm Hg, nitrogen at a partial pressure of 220 mm Hg, and hydrogen at a partial pressure of 445 mm Hg.
rate constant for the decomposition of N2O5 to NO2 and O2 at 70 degree celsius is 6.82 x 10^-3 s-1. Suppose we start with 0.300 mol of N2O5(g) in a .500L container. What is the half-life of N2O5 at 70 degrees celsius?
An unknown compound gave a melting point at 200 Celsius. Explain when the molten liquid solidified, the melting point was re-determined and found to be 129 Celsius. Give a possible explanation for this discrepancy
Compute the typical thermal energy of a water molecule at normal conditions: (kB T) and compare it to the answer of the previous problem
if you were stranded on a desert island and wanted to perform a re-crystallization what substance would best be used
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