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What are the three basic steps in Mass Spectrometry? Also why are the analyte molecules ionized?
Calculate the delta G for each of the following reactions. State whether each reaction is spontaneous or non-spontaneous at standard conditions, and explain your reasoning.
One of the strongest "weak" acids is chloric acid. Its Ka is 1.0. What is the pH of a 0.75M solution of HClO3
One major variation of the Wittig reaction is the Wittig-Horner reaction. The Wittig-Horner reaction uses triethylphosphate P(OEt)3 instead of PPh3
Considering the mixture of the two compounds and range of the melting points, the reason recrystallization was difficult was due to a broad melting point range.
The weight of your 1285-kg car is supported equally by its four tires, each inflated to a gauge pressure of 36.0 lb/in2. What is the area of contact each tire makes with the road?
The activity of the antibiotic penicillin slowly decomposes when stored in a buffer at pH 7.0, 298K. The time dependence of the penicillin antibiotic activity
a plant manufacturing nails and screws uses a large pool volume 10000 l to collect and treat its residual waste water
a compound was analyzed and was found to contain the following percentages of the elements by mass barium 89.56 oxygen
a photometer with a linear response to radiation gave a reading of 595 mV with a bank in the light path and 139 mV when the blank was replaced by an absorbing solution. Calculate
Give the structure of the organic product of the reaction of phenylacetaldehyde with the following.(give the names of the products).
Crystalline potassium bromide has a rock salt structure and a density of 2.75 g/cm^3. Calculate its unit-cell edge length.
Describe what is meant by an amphoteric species. Write the equation for the self ionization of water and know the ion product constant expression for water and its value at 25 degrees.
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