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Benzoic acid precipitated when the aqueous solution of sodium benzoate in beaker A was acidified. If benzoic acid failed to precipitate after acidification, how would you recover benzoic acid from beaker A?
The solubility-product constant for Ce(IO3)3 is 3.2e-10. What is the concentration in a solution prepared by mixing 50 mL of O.0250 M Ce with 50 mL of 0.040 M IO3? Back of book has 7.0e-3 M
Galvanized nails are iron nails that have been plated with zinc toprevent rusting. The relevant reaction is For a large batch of nails, a manufacturer needs to plate a totalzinc mass of 1.70 on the surface to get adequatecoverage.
when 0.273-gm of Mg is reacted at high temperatures with N2 to produce 0.378-gm of a solid, MgxNy. Calculate the empirical formula of the product.
Include activity coefficients in your solubility-product expression. The Ksp of Hg2I2 is 4.6× 10-29.
Consider a mixture of ingrediants at equilibrium for this reaction. 2 PH3 (g) P2 (g) + 3 H2 (g) Which of these is true if the container volume
Uses of de-Broglie equation in electromagnetic specra - Find the mass of oxygen and decomposed potassium chlorate along with the pressure in the glass bulb.
Fractional distillation was applied to separate a mixture of water and methanol. The same method was also applied to separate a mixture of carbon tetrachloride and toluene, using the same fractionating apparatus
Carbon disulfide, CS2, is a volatile, flammable liquid. It has a vapor pressure of 400.0 mmHg at 28.0°C and 760.0 mmHg at 46.5°C. What is the heat of vaporization of this substance?
what is the partial pressure of each gas if the total pressure of each gas if the total pressure is 735 mm Hg
Two separate flasks are each filled with a gas at 25.0°C; the valve between them is opened and the gases are allowed to mix. What would be the final pressure in torr after mixing
acetic anhydride C4H603 to form aspirin C9H8O4 and acetic acid CH3C00H. What mass of acetic anhydride did the student use? What is the limiting reactant?
What is the volume of sulfur dioxide (SO2 gas), formed when 2 moles of carbon disulfide (CS2) are burned ?
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