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What is the normality of a solution of 15.00 ml of an aqueous 2.500 molar HCl solution and how many H+ ions are present in 1.000 ml of the solution?
Consider the titration of 46.0 mL of 1.2 M NaOH with 1.0 M HCl. Find the pH at the following points. A)After the addition of a large excess of acid
what mass of nacl must be dissolved in 65.0 grams of water to lower the freezing point by 7.50 degc? the freezing point
Stock solution A is prepared by dissolving 165.1 mg of ferrous ammonium sulfate in water and diluting to volume in a 500-mL volumetric flask. Calculate the concentration of iron, in ppm, in stock solution A.
A metal crystallizes in a face-centered cubic lattice. The radius of the atom is 128 pm and the density of the element is 8.92 g/cm3. What is the identity of the metal?
what mole ratio of molecular chlorine to molecular oxygen would result from the breakup of compound Cl2O7 into its constituent elements.
When doing column chromatography using a silica as a solvent. got two bands when separating blue dextran...but unfortunately cannot remember the colors of those bands
Yeast and other organisms can convert glucose (c6h12o6) to ethanol (ch3ch2oh) by a process called alchoholic fermentation. The net reaction is
Find the total number of atoms in a sample of cocaine hydrochloride, C17H22ClNO4 of mass 20.0 mg.
The flasks is opened, and the gases are allowed to mix thoroughly, the following reaction proceeds at constant temperature. What is the resulting total pressure of gases in now-joined flasks after the reaction proceeds to completion
Calculate the molarity of each of the following solutions. (a) 29.0 g of ethanol (C2H5OH) in 545 mL of solution
what type of alcohol is formed when water reacts with
liquid butane c4h10 is stored in cylinders to be used as a fuel. suppose 30.4 g of butane gas is removed from a
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