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What are the Bi and Bi+ quantum numbers of the electron removed when Bi is ionized to Bi+?
What are the percentages of each molecular ion? (List to nearest 1% in order of increasing mass separated by commas, e.g. 55,45.)
The molar solubility of MnCO3 is 4.2 x 10-6 M. What is Ksp for this compound?
While carrying out Part A, some of the solid calcium hydroxide is inadvertently transferred to the beaker and titrated. a. Will more, less, or the same amount of HCl be used for the titration? Explain.
A 4.78 L sample of H2O(g) reacts at a temperature of 375°C and a pressure of 692 mm Hg. How many grams of NH3 can be produced?
In an experiment, 5.00 L of N2 is saturated with water vapor at 22°C and then compressed to half its volume at constant T. (a) What is the partial pressure of H2O in the compressed gas mixture?
How many grams of KOH must be added to .500L of the buffer (206mL of 0.453M HCL and .500L of 0.400M sodium acetate)to change the pH(4.79) by .135 units?
A 4.10 g nugget of pure gold absorbed 292 J of heat. The initial temperature was 28.0°C. What was the final temperature.
Calculate the concentration of OH- ion remaining in solution. Calculate the concentration of Sr+ ion remaining in solution. Calculate the concentration of NO3- ion remaining in solution.
A certain type of sugar dissolves in water, but the solution created does not conduct electricity. Therefore, the sugar does not form ions when dissolved in solution.
Complete the following equations in molecular form. The reactant coefficients are correct. Indicate precipitation, redox, or acid – base. Write the equations in NET ionic form (no spectator s). Balance charges and use the correct suffixes.
A sample of gas with an initial volume of 32.5 L at a pressure of 760 mmHg and a temperature of 315 K is compressed to a volume of 16.3 L and warmed to a temperature of 435 K
What mass of Mg is formed by passing a current of 5.50 A through molten MgCl2 for 2.80 days?
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