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Expand given Problem by adding temperature-dependent ideal gas specific heats.
Problem :Using the steam tables as a guide, find the regions on a Mollier diagram or a p-v diagram where the ideal gas equations with constant specific heats are accurate to within ±1.00% for
a. Specific volume v.
b. Enthalpy h.
c. Entropy s.
titrating an unknown weak acid you hope to identify. Your titrant is a 0.0935 mol/L NaOH solution, and the titration requires 21.8 mL to reach the equivalence point. How many moles of acid were in your sample?
boiling point of liquid is the temp at which its vapor equals----- 1 mm Hg--760 mmHg or the pressure above the liquid
Problem- Use the free energies of formation given below to calculate the equilibrium constant (K) for the following reaction at 298 K.
At what Kelvin temperature will the reaction proceed 4.50 times faster than it did at 309 K?
A 1.50L buffer solution is 0.250 M in HF and 0.250 in NaF. Calculate the ph of the solution after the addition of 0.0500 moles of solid NaOH. Assume no volume change upon the addition of the base. The Ka for HF is 3.5E^-4
Using the tools you have at hand (a melting point apparatus and TLC setup), what other data could you collect to test your hypothesis from part a? Give two possibilities.
What mass of Na2CO3 is needed to prepare 250.mL of 0.0500 Molartity of Na2CO3 solution
0.80 g of sulfur is combusted to form so2. all ofteh heat evolved is used to raise the temperature of 100.0 g ofwater
an extended source emits 2.00 w cm-2 sr-1 nm-1 at 300 nm. calculate the spectral radiant power impingent on a 1.00 cm2
A chemist dissolves 0.099 g of CuSO4 · 5 H2O in water and dilutes the solution to the mark in a 500-mL volumetric flask. A 36.1-mL sample of this solution
If you were to carry out saponification of ethyl tridecanoate, would you expect the product to generate foam/froth when mixed and agitated with water
The rate at which an Australian tree cricket chirps is 184 per minute at 35oC, but only 50 chirps per minute at 10oC. Assuming that cricket chirping follows the Arrhenius Law, what is the activation energy for the cricket chirping (in kJ/mol)? Ent..
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