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What amount of solid NaOH must be added to 1.0 L of a 0.13 M H2CO3 solution to produce a solution with [H+]= 3.4×10-11 M ? There is no significant volume change as the result of the addition of the solid.
The crystalline form of silver (Ag) is composed of face-centered cubic unit cells. If the density of silver is 10.48 g/cm3 at room temperature,
Following the procedure of this experiment, a student team used 0.266g of barium nitrate and 0.424g potassium iodate and collected 0.395g of barium iodate. What was the theoretical yield of barium iodate?
Draw the following protein molecule, Need to draw the following molecule (using the lewis condensed line structure).
This given reaction: 2 O3(g) -→ 3 O2(g) has an empirically determined rate law (with a single unimolecular event). Determine what is the observed rate If k =4.0 × 105s-1, [O2] = 0.2M and [O3] = 0.5 M?
If a 200 piece of gold (density =19.32 ) is hammered into a sheet measuring 2.5 by 1.0 ft , what is the average thickness of the sheet in meters?
a student performs two melting-point determinations on a crystalline product. in one determination, the capillary tube contains a sample about 1-2 mm in height and the melting range is found to be 141 degree - 142 degree celsius
Suggest a reason why the equilibrium between succinic acid and acetic anhydride lies on the side favoring formation
Determine the freezing point (°C) of a 0.015 molal aqueous solution of MgSO4. Assume i = 2.0 for MgSO4. The molal freezing-point-depression constant of water is 1.86 °C/m..
If 93 of heat are added to a pure gold coin with a mass of 11 , what is its temperature change? Specific heat capacity of gold is 0.128?
The Kf for Cu(en)2^2+ is 1 x 10^20. What is the concentration of Cu^2+ (aq) in the solution?
(a) Can you suggest a reason that accounts for this unusual behavior? (b) Suggest an experiment with labeled compounds that would confirm this mode of attack.
One of the steps in the commercial process for converting ammonia to nitric acid involves the conversion of NH3 to NO:
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