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a) State the balanced equation for the reaction of aqueous Pb(ClO3)2 with aqueous NaI. Include phases.
b) Explain what mass of precipitate will form if 1.50 L of concentrated Pb(ClO3)2 is mixed with 0.750 L of 0.200 M NaI? Presume the reaction goes to completion.
Qualitatively explicate the difference in the stretching frequencies for F2, Cl2, Br2 and I2. Also define the difference in the stretching frequencies for N2, O2 and F2.
he heat of vaporization of liquid water is 40.67 kJ/mol , and the molar heat capacity is 75.3 J/(K*mol) for the liquid and 33.6 J/(K*mol) for the vapor.
(a) What was the molar concentration of acetic acid in the vinegar (b) Assuming the density of the vinegar to be 1.1 g/mL, what was the percent (by mass) of acetic acid in the vinegar
One oxide of iron is fund to consist of 22.36% oxygen by mass. Which of the following represents possible mass percent oxygen of a second iron oxide. Explain.
[NO2] = 0.65 M, [NO] = 7.2 × 10-8 M, and [N2O] = 0.048 M. What is the value of Kp for this reaction? Enter your answer in scientific notation.
a certain organic compound was burned producing 1.481 g of co2 and 0.303 g of h2o. the mass of the original sample was
Assuming the difference in relative boiling points of methyl acetate (bp 57ºC) and 2-butanone (bp 80ºC) is caused by the difference in their dipole moments; predict which compound has the greater dipole moment. Use a vector analysis of bond dipole..
What mass of isopropyl alcohol (C3H8O) in grams can be melted when a sample absorbs 1575 kJ of heat at its melting point? (Isopropyl alcohol: ?Hfus = 5.37 kJ/mol)
Knowing that the in general reaction releases 98.0 kJ of heat per mole of hydrogen peroxide as well as that they heat of formation of liquid water is also exothermic by 187.8 kJ, compute the heat of formation of liquid hydrogen peroxide.
Hydrogen bonding between polyamide chains plays an important role in determining the properties of a nylon such as nylon 6,6 (Table 12.2) Draw the structural formulas for two adjacent chains of nylon 6,6 and show where hydrogen-bonding interaction..
The solubility of benzoic acid in water is 6.80g per 100mL at 100 degrees Celcius. Calculate the minimum volume of water needed to dissolve 1.00g benzoic acid at 100o^C
blood alcohol content bac is often reported in weight-volume percent wv. for example a bac of 0.08 corresponds to 0.08
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