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Calculate the pH of a solution formed by mixing 172.0 mL of 0.100 M NaF and 201.0 mL of 0.025 M HCl.
A 1 mM solution of HCl is prepared, and enough KCl is added to adjust the ionic strength to u= 0.1 M. Calculate the pH of the solution
Explain the structure for 4-ethyl-2,3-dimethyl-2-heptene?
Cis/trans isometry is graded -it may help to draw hydrogen atoms associated with the carbon atoms of the double bond
When a nitrite containing sample with a mass of 3.000 g was analyzed, 16.65 mL of 0.1500 M Na2S2O3 solution was required to completely titrate the sample. What is the mass percent of NO2- ion in the sample
Although the vibrational degrees of freedom are generally not in the high-T limit, is the vibrational partition fuction evaluated hy discrete summation?
Calculate the change of volume of the cube at a depth of 1.000 km (disregarding the effects of temperature). Take the mean density of sea water as 1.03 g/cm3
disintegrations per minute per gram of carbon. Using the half-life of carbon-14, 5715 yr, calculate the age of the charcoal sample.
What is the chemical equation of this coupled process? Show that the reaction is in equilibrium, include physical states, and represent graphite as C(s). What is the thermodynamic equilbrium constant for the coupled reaction
Compound A (C10H16O3) is insoluble in H2O, but soluble in bicarbonate solution. It yields a 2,4-dinitrophenylhydrazone derivative. Catalytic hydrogenation of Compound A
You use 27.5 mL of NaOH to titrate 100.0 mL of HCl and 18.4 mL of NaOH to titrate 50.0 mL of 0.0782 M H2SO4. What are the concentrations of the HCl and NaOH respectively?
aluminum oxide al2o3 is a widely used industrial abrasive corundum emery with its specific application depending on the
If the heat capacity of the calorimeter was 25 J/C, what would the change in enthalpy (delta H rxn) for this reaction be
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