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Problem- Which pair of compounds are constitutional isomers? a) Butane and Cyclobutane. b) Cyclopentane and Methylcyclopentane. c) 3-Methylpentane and 3-Methylhexane. d) 2-Methylpentane and 2, 3-Dimethylbutane
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when a gold nugget with a mass of 521 g is added to 50.0 ml of water the water level rises to 77 ml what is the density of gold
The boiling point of water is 100.0 degrees C at 1 atm. How many grams of calcium chloride(111.0 g/mol CaCl2), must be dissolved in 231.0 grams of water to raise the boiling point by .350 C. Kbp(water) = 0.512 C/m
briefly describe your synthetic strategy. you may use any reagents of your choice. if any reagent you wish to use is unstable and has a small shelf-life
in a laboratory you determine that the density of a certain solid is 5.23times10-6kgmm3. convert this density into
Some people have argued that rocket engines will not work because the gaseous products of said engine, pushing against a vacuum of space, do not perform any work, therefore the engine will not propel anything.
explain the problems that might be encountered when constructing a pjc and a bonded crown on adjacent teeth. give an
The degree of ionization for propionic acid in an aqueous solution which contains 4.00 mol C2H5CO2H in 2.00 L is
the active ingredient in aspirin is acetylsalicylic acid hc9h7o4 a monoprotic acid with ka 3.3 x 10-4 at 25 degrees c.
If the pKa for acetic acid, found in commercial white vinegar is 4.754 at 298K, then calculate the pH, percent ionization, and pOH of a 0.585 M acetic acid of 5% vinegar solution. Do not forget to first determine the Ka, setup an "ICE" table, defi..
the equilibrium constant kc for the reactionpcl3g cl2g pcl5gnbspis 49 at 230degc. if 0.70 mol of pcl3 is added to 0.70
Question- CCl2F2 is considered to be environmentally safe and is used as a refrigerant. The heat of vaporization of CCl2F2 is 289 J/g.
What is the major product when p-fluoroanisole reacts with sulfur trioxide and sulfuric acid. If applicable, minimize formal charges via expanded octets.
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