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Calculate the mass of magnesium hydroxide formed in the reaction of 2.0 L of a 5.8 M solution of sodium hydroxide with excess magnesium nitrate.
determine the solubility of n2 based at 4deg and 40degc you must determine the partition coefficient from free
What mass of NaOH is needed to precipitate the Cd2+ ions from 68.0 mL of 0.500 M Cd(NO3)2 solution?
What is the minimum temperature required to convert all but 0.040 of to products by 4:00 p.m.?
find the percent composition of a compound that contains 1.94g of C, 0.48-g of H and 2.58-g of S in a 5.00-g S sample of the compound
A 2.0*10^-3 M solution of manganese (II) sulfate is gradually made more basic by the addition of a 1.0 M solution. At what pH will manganese (II) hydroxide begin to precipitate? (Ksp = 2* 10^-13
A sample of gas contains four gases (He, Ne, Ar, and Xe) with the following partial pressures: He (43 mm Hg), Ar (835 mm Hg), and Xe (111 mm Hg). If the total pressure in the container is 1355 mm Hg, what is the partial pressure of Ne in the sampl..
A solution of glyceraldehyde, C3H6O3, has a density of 1.15 g/mL, and a mass percentage of 28.1% glyceraldhyde at 25 deg C. (molar mass = 90.078g/mol)
A 2.000-L flask was filled with 0.0393 mol SO2 and 0.0197 mol O2. At equilibrium at 907 K, the flask contained 0.0299 mol SO3. How many moles of each substance were in the flask at equilibrium?
You will be assigned a pigment color. Describe in detail how you plan to go about determining which pigment to make.
The quantity of antimony in an ore can be determined by an oxidation - reduction titration with an oxidizing agent. The ore is dissolved in hot, concentrated acid and passed over a reducing agent so that all the antimony
If the average human body discharges 925.0g CO2 per day, how many moles of NaOH are needed each day for each person in the spacecraft
how many grams of o2 gas are contained in a cylinder having a volume of 35 liters a pressure of 2055 mmhg and a
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