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What is the pH of a 2.9×10-9 molar aqueous nitric acid solution? (Hint: The H3O+ due to the water ionization is not negligible here.)
Explain how does one find the concentration of the ions of [I], [S2O8^2] and [I2] utilizing the equation c=n/v and stoichiometry
Electron dot formulae (Lewis structures) with only the valence electrons, show the bonding - Write balanced equations
determine which overall reaction is spontaneous and calculate its standard cell potential.
How many grams of dry NH_4Cl need to be added to 2.10 L of a 0.100 it M solution of ammonia, NH_3, to prepare a buffer solution that has a pH of 8.84? K_b for ammonia is 1.8 * 10^{-5}
Problem- What product results when you dissolve myristic acid in ethanol and mix it with HCl. If possible What would this HNMR look like
Write lewis structures for each of the following species. Use expanded octects as necessary.
What iron phase is characterized by body-centered cubic, a solid solution of carbon and/or alloying elements in FCC iron (carbon ranges from 0 ~ 0.025%)
A 0.955 gram sample of immunoglobulin G is dissolved in water to make 0.182 L of solution, and the osmotic pressure of the solution at 25C is found to be 0.867 mbar. Calculate the molecular mass of immunoglobulin G.
Which of the following statements for E2 reaction is/are correct? a) no rearrangement occurs b) the rate determining step is bimolecular c) the reaction is stepwise d) protic solvents are generally favored
The origional volume before CH3N2CH3(g) begins to decompose is 10.0 L. What is the volume of the cylinder at equilibrium
Phthalocyanine is a large molecule used in printing inks and dyes for clothing due to its insolubility in most solvents, its chemical stability, and its intense blue color.
1. Should all children be immunized against childhood diseases? Why or Why Not?
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