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Estimate the boiling point elevation of a saturated solution of LiF at 100 degrees Celsius, assuming it undergoes complete dissociation. The solubility of LiF is 230 mg/100 g of water at 100 degrees celsius, and the boiling point constant of water is 0.51 K*kg/mol.
A solution of PbI2 has [Pb2+] = 4.5 x 10-5 and [I-] = 6.5 x 10-4. PbI2 has Ksp = 8.7 x 10-9. Write down the reaction that is taking place. Calculate Q.
825grams of NO are produced from the reaction of 500grams of NH3 with excess oxygen, what is the percent yield?
Calculate the mass of sodium acetate that must be added to 500.0 mL of 0.200 M acetic acid to form a pH = 5.00 buffer solution.
Cyclopropane, C3H6, is an anesthetic given by inhalation. How many grams are in 0.30 mole of cyclopropane? The sedative Demerol hydrochloride has the formula C15H22ClNO2. How many grams are in 2.2x10^-2 mole of Demerol hydrochlorde?
Write the chain propagation steps for the formation of dichloromethane in the chlorination of methane
In a vessel with a volume 3 m^3 you put 0.03m^3 of liquid water and 2.97m^3 of water vapor so the pressure is 101.33 kPa.
A coffee cup calorimeter is being used in this lab despite the fact that one of the reactions produces gas. Calculate the work done using the information
Describe the predicted effect on glycine biosynthesis in a mutant mammalian cell if there is a mutation in the 5'-IRE sequence of ferritin mRNA that reduces the Ka of IRP binding as compared t binding with wild-type mRNA
Which of the following statements is true regarding chiral carbons with R configuration? a. plane polarized light is rotated clockwise b. plane polarized light is rotated counterclockwise
Describe what happens to the temperature, the volume, and the phase composition ( number of moles of liquid or vapor present) following the removal of 750 J of heat from 1 mol of pure water initially in each of the following states.
Given that K for the following reaction equals 2.2. Calculate K for the reverse reaction. SO2(g)+1/2O2(g) SO3(g). Please explain the steps so I can understand.
a sample of a certain beverage contains 1.00g of tartaric acid, H2C4H4O6. The beverage is titrated with 0.100M NaOH, how many millimeters of base are required to neutralize the tartaric acid.
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