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1-A 500 mL NaCl solution is diluted to a volume of 1.24 L and a concentration of 8.00 M. What was the initial concentration C1? 2- write the total ionic equation.Be sure to include the charges on the ionic species and the physical state of all the reactant and product species. For NH^+4(aq) +OH^- (aq) +H^+(aq)+Cl^-(aq)---->
When aqueous solutions of lead( II) ion are treated with potassium chromate solution, a bright yellow precipitate of lead( II) chromate, PbCrO4, forms
The infrared spectrum of a putative metal hydride complex exhibited an intense feature at 1910 cm-1 that was thought to be due to iridium-hydrogen stretching (Ir-1H). An isotopic substitution experiment aimed at confirming the origin of this spect..
What are the main differences between the Friedel-Crafts alkylation and Friedel-Crafts acylations? Predict the Friedel-Crafts acylation products of the Lewis acid-catalyzed reaction of acetyl chloride
Show the bond angles which are at least slightly different that are shown by the H2CCBr2 molecule.
97.5g sodium chloride were dissolved in distilled water in 500ml volumeristic flask. the mixture was stirred to form a
Calculate the amount (mL) needed of a 4.0 M phenylmagnesium chloride in THF solution to give 1.5 equivalents based on the amount of starting material used. Starting material needed: 0.58 mmol? mL of 4.0 M phenylmagnesium chloride in THF
During a refueling outage, workers discover black, soft material in the reactor core (obviously a Foreign Materials Exclusion Area breech). To help identify the breech source, you are asked to determine the material
why must the Meltemp apparatus cool dwon to around 40 C between measurments? 5)why you expect ionic solids to have higher melting point than molecular solids?
sodium hydrogen carbonate how do I figure out how many moles of carbon dioxide are in the balloon? The circumference of the balloon is 5.89 cm.
How many grams of MgO are produced when 40.0 grams of O2 react completely with Mg
the distance gauge indicates that you have traveled 15.2mi. what was your rate in km/hr?
An asteroid is in the shape of sphere and has a mass of 1000 kilograms. Determine the density (in grams per cubic centimeter) of this asteroid if its diameter is known to be 1.2 meters
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