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A can of diet soda floats when placed in a bucket of water. A can of regular soda sinks in the same bucket.Fill in diet soda, regular soda, or water for the following,
has the smallest density and
has the biggest density.
How is the mass in amu of one atom of an element related to the mass in grams of one mole of the element?
Write a balanced net-ionic equation for the two half redox reactions below. 1) BiO3^1(aq) + 6H^+(aq) + 2e- -------------> Bi^3+(aq) + 3H2O(l) 2) Mn^2+(aq) + 4H2O(l) ------------------------> MnO3^-(aq) + 8H^+(aq) + 5e- Also identify the oxidizing ..
Describe how this observation is consistent with the law of conservation of charge.
calculate the concentration of Hg2 +2 in a saturated aqueous solution of (Hg2)3[Co(CN)6]2 which dissociates into mercurous ion and Co(CN)6 -3 (cobalticyanide).
Calculate the standard reduction potential for the reaction for the reaction Cu(III) to Cu(II).
Two samples of copper and lead both weighing 1.500g each recive equal amounts of heat. The temp. of copper increased from 25.0 degrees celcius to 30.0 degreees celcius.
Give the full electron configuration (# electrons, quantum numbers for last electron added, orbital diagram, electron configuration) for each of the following
The equation for a Beer's Law plot is y = 2012.5x + 0.003. If the recorded absorbance for an equilibrium mixture is 0.362, what is the concentration of FeCNS2+ (aq)?
For the equalibrium PCl5(g) PCl3(g) + Cl2(g), Kc= 2.0 x 10^1 at240 celcius. If pure PCl5 is placed in a 1.00-l container and allowed to come to equalibrium, and the equalibrium concentration of PCl3(g) is 0.23 M, what is the equalibrium concentr..
f seawater contains 3.5 mass % of dissolved salts, how many kilograms of salts are present in 2.2 mi^3 of seawater? (1mi = 1609m; density of seawater = 1.025g/cm^3).
Unfold the enzyme with urea and 2-mercaptoethanol. Then incubate and crystallize it in the presence of the substrate followed by X-ray crystallography.
Draw a Lewis structure for each of the following molecules and determine its molecular geometry. What kind of intermolecular forces are present in each substance?
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