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Problem: What organic compounds do we encounter in our everyday life that are positive and negative? From an evolutionary perspective, why do you think your example is a positive smell and your other example a negative smell?
The solubility of lanthanum iodate at a certain temperature is 9.55 x 10^-4. What is the Ksp of this compound at that temperature
State formulas and name the hodgepodge of compounds resulting from matching all cations with all anions for each set.
A sample of oxygen is collected over water at a total pressure of 690.7 mmHg at 19°C. The vapor pressure of water at 19°C is 16.5 mmHg. What is the partial pressure of O2
If you wish to obtain 10.0 grams of copper metal from copper(II) sulfide, what mass of copper(II) sulfide (in grams) must you use?
List adverse effects of this drug that is SIGNIIFCANT TO DENTAL patient management. List the drug or drugs employed in DENTISTRY that interacts with the drug chosen: For example: Does Fluoxetine interacts with NSAIDs?
Calculate the wavelength of the light emitted when the electron in a hydrogen atom falls from the n=4 shell to the n=3 shell. [1eV=1.6023*10^-19 J] report answer in meter and in nanometers
electronic structure both the bohr model and the quantum modelwave function provide information about the electronic
The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 7.50 mL of a 0.350 M HCL solution to the beaker. How much will the pH change? The pKa of acetic acid is 4.760.
gaseous CO2 can react with H2O and affect the pH of the solution. Write the balanced chemical reaction that occurs. Use this reaction to describe why solutions of distilled water will test slightly acidic.
Make a sketch of the molecule N-(3-Biphenylyl)acetamide. Rank the protons from highest ppm to lowest ppm as they would appear on a HNMR. Label using alphabet.
1-chloroacetic acid clch2cooh has a pka of 2.87. what are h3o ph clch2coo- and clch2cooh in 1.71 m clch2cooh?h3o
what are the heats of formation of the following species.
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