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In an experiment synthesized 4-methylcyclohexene + H20 from 4-methylcyclohexanol and an acid catalyst. Utilize anhydrous sodium sulfate to dry my product. Explain how do know when product has been sufficiently dried?
the temperature of the ideal gas in the container shown is 300 k. the gas occupies a volume of 1.27 m3. what would be
A solution of potassium cyanide, KCN, instead of conc NH3 is added to copper(II) sulfate pentahydrate ([Cu(H2O4)]SO4.H20). Wrtie the formula of the expected complex ion.
Tritium is radioactive, decaying by electron emission with a half-life of 12.5 years. What is the value of the decay rate constant for tritium in units of "per minute" or "minutes^-1"
100g of orange juice is said to contain about 50mg of ascorbic acid. How much of a 2E-4M DCPIP titrant should be required to titate a 100g sample. What would be a good sample size.
Consider the titration of a 26.1 mL sample of 0.115 M RbOH with 0.110 M HCl. Determine each of the following.
a 1.00 l sample of gas initially at 273 degrees c and 2.00 atm was cooled to 0 degrees c and the pressure changed to
Small amounts of hydrogen gas are often produced by reaction of zinc with HCl; Zn(s) + 2 HCl(aq) ® H2(g) + ZnCl2(aq) How many liters of H2 gas, collected over water at a pressure of 176.6 mm Hg and temperature of 22.00 °C
Why does the thermal conductivity detector respond to all analytes except the carrier gas?
A 2.50 g sample of white solid was vaporized in a 345 mL vessel. If the vapor has a pressure of 985 mmHg at 180°C, what is the molecular weight of the solid.
a beaker containing 250g of water is heated from 23 degrees C to 100 degrees C. what is the heat gain in calories?
which of the following are found in cell membranes?
A sample of carbon monoxide gas whose mass is 7.75 g is heated from 25 oC to 166 oC at a constant pressure of 5.52 bar.
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