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A 15.0 mL sample of an acid requires 37.3 mL of 0.303N NaOH for neutralization. Calculate the normality of the acid.
can you find out the name and formula of the unknown compound and determine the identity of the element?
Butyric acid is responsible for the foul smell of rancid butter. The pKa of butyric acicd is 4.84.
Write the anti-periplanar Newman Projection for the first step of the elimination. Using this conformation, be sure to write the correct geometry of the resulting intermediate
For a solution of 0.10M H3PO4, calculate the concentration of all the ionic species in solution (i.e., H+, OH-, H2PO4-, HPO42-, PO43-)
Suppose that ammonia decomposes at 600 Kelvin to establish equilibrium NH3 1/2N2(g)+3/2H2 for which K=0.395. You have a box volume of 1.00 liter into which you inject 2.65 grams of NH3 at 600K. What will be the final concentrations of NH3,N2, and..
If you wanted to prepare a solution of CO in water at 25 in which the CO concentration was 2.1 mM , what pressure of CO would you need to use
How much energy (in calories) is needed to heat 17cm^3 of fat from room temperature (25 C) to its melting point (35 C)?
Iron has a density of 7.87 g/cm3. What mass of iron would be required to cover a football playing surface of 120 yds × 60 yds to a depth of 10 mm? (1 inch = 2.54 cm; 1 lb = 453.6 g)
Anfinsen studied the folding properties of the enzyme ribonuclease using the denaturants 2-mercaptoethanol and urea. How does each of these materials contribute to the unfolding of the protein,
The precipitate that forms in the qualitative analysis of the chloride ions is AgCl. Calculate the mass of AgCl that should be produced when an excess of AgNO3 is reacted with 0.1900 g of [Co(NH3)5Cl]Cl2.
Hydrogen has three isotopes (1H 2H and 3H) and chlorine has two isotopes (35Cl and 37Cl). How many isotopic kinds of HCl are there. Write the formula for each, and tell how many protons, neutrons, and electrons each contains.
The partial pressure of oxygen gas in an atmosphere at STP is approximately 0.2 atm. If I capture 11.2 liters of atmospheric gas at STP in a flask,
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