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A solution is initially 2.5 ? 10-3 M in Cu+ and 2.5 ? 10-3 in Pb 2+. Iodine ion is gradually added to the solution. Determine the concentrations of Cu+, Pb +2, and I- at the point of maximum separation. The solubility products of CuI and PbI2 are 5.3 ? 10-12 and 7.9 ? 10-9, respectively.
At noon on a clear day, sunlight reaches the earth\'s surface at Madison, Wisconsin, with an average power of approximately 5.00 kJ·s-1·m-2. If the sunlight consists of photons with an average wavelength of 510.0 nm
if a student determined that the circumference of a balloon filled by the boiling point of liquid nitrogen was 45 cm
a 530. g piece of copper tubing is heated to 89.5degc and placed in an insulated vessel containing 159 g of water at
A 25.0 mL sample of a 0.115 M solution of acetic acid is titrated with a 0.144 M solution of NaOH. Calculate the pH of the titration mixture after 10.0, 20.0, and 30.0 mL of base have been added.
A chemist wants to make 5.5L of a 0.280M CaCl2 solution. What mass of CaCl2 (in g ) should the chemist use?
A liquid unknown was found to be insoluble in water and soluble in cyclohexane and alcohol; the unknown was found to have a boiling point of 58 degrees C at 670mm Hg
The strengths of oxidants and reductants on opposite sides of redox equations correlate oppositely. For a strong reductant Eored should be negative.
calculate the volume in mililiters (mL) of 6 M NaOH needed to make 500 mL of a 0.100 molar (M) NaOH solution.
What is the exact reaction mechanism of the hydrolysis of maleic anhydride with heat followed by adding a zinc catalyst
the activation energy for the decompostion of HI to H2 and I2 is 186 kJ/mol. The rate constant at 555 K is 3.2 x 10^-7 L/mol*s.
can a reaction consist of both a single step bimolecular reaction and a unimolecular decompostion
Which compound is most likely to be soluble in hexane (C6H14) and why. A) acetone (CH3COCH3) B) benzene (C6H12) C) water D) chloroform (CHCl3) E) ethyl alcohol (CH3CH2OH)
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