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Which has the highest vapor pressure?
a) CH3CH2OH
b) CH3CH2OHCH2CH3
c) CH3CH2COOH
d) H2O
e) CH3OH
Chlorine gas is known to have a density of 3.17 g/L at standard temperature and pressure. What would be the volume of a 4.6 gram sample of chlorine gas at standard temperature and pressure?
For an enzyme that follows simple Michaelis-Menten Kinetecs, what is the value of Vmax if Vo is equal to 1mmnol -1 minute when [s] = 1/10Km?
If the average speed of an oxygen molecule is 4.05multiplied by 104 cm/s at 25°C, what is the average speed of a CO2 molecule at the same temperature?
curved arrows to symbolize the flow of electrons, white the stepwise mechanism for the acid-catalyzed esterification of p-aminobenzoic acid to ethyl p-aminobenzoate
Prepare (2R,3S)-2,3-dibromobutane (a meso compound) starting from a racemic mixture of (2S,3S)- and (2R,3R)-2,3-dibromobutane
A student creates a coffee cup calorimeter for lab. The coffee cup contains 30 mL of water at a temperature of 55.5 °F. He then adds 65.4mL of water, at 165.5 °F, into the coffee cup. The final temperature of the coffee cup is 120.3 °F.
How much heat is needed to vaporize 3.63 g of liquid oxygen if the molar heat of vaporization for oxygen is 1,629 cal/mole?
If oxygen gas were collected over water at 22 C and the total pressure of the wet gas were 650 mm Hg, what would be the partial pressure of the oxygen?
write equations for the chemical reactions that occurred between the aqueous solutions of the oxides of sulfur and calcium and between the aqueous solutions
reacts with excess Mg to produce 4.20L of H2 gas at 745 mmHg pressure and 35 degrees celcius. What is the molarity of the HCl solution?
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.
a compound is constituted by mass of 22.6 phosphorus the rest being chlorine. given that a volume of 307 ml of the gas
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