Determining the precipitate expected
You mix 2.0 mL of 0.50 M Cu(NO3)2 with 5.0 mL of 0.50 M KI, and collect and dry the CuI precipitate. Calculate the following:
Moles of CuI precipitate expected from Cu(NO3)2
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Bromobutane can be converted to butanol using aqueous potassuim hydroxide solution. Outline one possible method. that does NOT involve the use of rate experiments, of determining wether the mechanism of the reaction is SN1 or SN2
The value of delta H for 2CO(g) + O2 (g) = 2CO2(g) is -482 kJ. Calculate the heat released to the surroundings when 38.5 g of O2 (g) reacts with excess CO
Identify the group of elements that corresponds to each of the following generalized electron configurations and indicate the number of unpaired electrons for each:
When a piece of metal is irradiated with UV radiation (lambda = 162 nm), electrons are ejected with a kinetic energy of 5.46 x 10^-19 J. What is the work function of the metal
Identify the conjugate base of each of the following compounds: HNO2, HClO, H3PO4, and NH3. Identify the conjugate acid of each of the following species: NH3, ClO2-, SO4^2-, and OH-
Draw the correct molecular geometries of the following covalent compounds. Use the electronegativity differences between the atoms in each bond pair to determine the presence and direction of individual bond dipoles in each molecule.
how many polypeptide products would you expect to create if it is treated with LysC? Briefly explain why. ii) What would be the approximate molecular weight of the different peptide products
Specific compounds are named in the boxes below and the functional group part of the name is in boldface. For each boldface functional group, draw an expanded structural formula.
Sulfurous acid, H2SO3, is a weak diprotic acid (pKa,1=1.89 and pKa,2=7.21 at 25oC). What is the pH of 0.121 mol/L H2SO3(aq) at 25oC
Which sequence of reactions would you use to synthesize 2-cyanohexane (racemic mixture) using 1-hexene as your starting material? options: a) Reaction with (1) H2SO4 (cat.)
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