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When the sodium hydroxide, NaOH, solution is added in Part B, the precipitate does not form immediately. What else is present in the reaction mixture from Part A that would cause this? Explain.
A student isolated and purified trimyristin from nutmeg and then proceeded to do a saponification reaction converting the trimyristin into myristic acid. Suggest and explain, based on what you have learned in this class, how the student could conf..
A 1.75 L container filled with CO2 gas at 25°C and 225 kPa pressure springs a leak. When the container is resealed, the pressure is 185 kPA and the temperature is 10°C. How many moles of gas were lost?
A solution is made by mixing 49.0 mL of ethanol, C2H6O, and 51.0 mL of water. Assuming ideal behavior, what is the vapor pressure of the solution at 20 degrees celcius
the coinage metals-copper silver and gold-crystallize in a face center cubic structure. use the density of copper of
Calculate the pKa value of the acid and determine the number of moles of acid initially present. When the reaction is complete, what is the concentration ratio of conjugate base to acid? How many moles of strong base were initially added
What is a significant obstacle when using osmometry to determine molar masses for compounds with very high molar masses? A. The osmotic pressures may be too high to measure.
According to the Balmer-Rydberg equation, transitions from n= 5 to m= 2 result in a photons of light that give rise to a spectral line with what color
Draw the MOST stable CHAIR conformation of 1-bromo-2-methylcyclohexane. Explain in a one paragraph why what you have drawn is the most stable confromation.
Explain how many Calories are needed to increase the temperature of 10.0 grams of ice from 29.6 C to -19.6. Specific heat of ice is 0.48 cal/g C
Understanding the construction principles as well as the fire resistance properties of each construction type
A certain anesthetic contains 64.9 percent C, 13.5 percent H, and 21.6 percent O by mass. At 120°C and 750 mmHg, 1.00 L of the gaseous compound weighs 2.30 g. What is the molecular formula of the compound
Given the bond length of 1.278 Angstroms and having a 116.8 degree angle, calculate the moment of inertia and the rotational constants A, B and C.
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