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Much commercial hydrochloric acid is prepared by the reaction of concentrated sulfuric acid with sodium chloride:
H2SO4 + 2NaCl → Na2SO4 + 2HCl
How many kilograms of concentrated H2SO4, 96% H2SO4 by mass, are required to produce 17.0 L of concentrated HCl (d = 1.20 g/mL, 42.0% HCl by mass)?
The 2-chloro 2-methylbutane is dried with anhydrous sodium sulfate in this procedure. Could solid sodium hydroxide or potassium hydroxide be used for this purpose
What percentage of the original mass remains in a radioactive sample after two half-lives have passed. After three half-lives. After 3.5 half-lives
What is the molar mass of X if 0.85g of X depresses the freezing point of 100g of benzene by 0.47Cdegrees?
Some sample solution was spilled into the outside of the graduated cylinder while preparing the sample, and before determining the volume.
at 4.0 degrees celsius pure water has a density of 1.00gml. at 60.0 degrees celsius the density is 0.98gml. calculate
How many milliliters (mL) of a 1.28 M sulfuric acid solution are needed to neutralize 60.2 mL of a 0.427M sodium hydroxide solution.
Calculate the vapor pressure of water, in torr, above a solution prepared by dissolving 60.20 g of PbCl4 in 421.0 g of water at 343.0 K. The vapor pressure of pure water at 343.0 K is 233.7 torr.
How many grams of H2 are needed to react with 3.10 g N2?
The next generation "ultra supercritical" power plants may operate with steam pressures of up to 300 bar. However, material strength limitations prevent operation of high pressure equipment at temperatures above 600 C.
Keep in mind that it will be too thick and greasy to insert in a capillary tube. Also, remember that the melting point of vegetable oil is well below room temperature.
Consider the following reaction: 2A + B → 3C + D If 63.0 mol A and 42.0 mol B react to form 54.0 mol C. What is the percent yield of this reaction.
determine the number of stereoisomers for the following. Sketch these isomers and identify pairs of enantiomers ABA,
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