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The enthalpy of vaporization of ethanol is 38.56 kJ/mol. It has a boiling point of 351.44 K. What is the difference in entropy between ethanol's liquid and gaseous states at 351.44 K? What I'm asking is what is the size of the "jump" on the Sm versus Temperature curve.
1) there is a 621mL sample of O2 at 25 degree C. What is the volume at -25 degree C? 2) there are 5.22L of N2 at 13 degree C. What temperature is needed to expand the gas to 6.22L
compound be meso if it only has one chiral center? For example, is 1-chloro-1-methylcyclohexane a meso compound?
What is the major product formed when bromocyclohexane reacts with sodium azide
If the concentration of NO2 is .00556 M at the beginning of the reaction, what will [No2] be after 300 secondd? NO2 (g) arrow NO (g) + O (g)
Consider a single photon with a wavelength of a frequency of and an energy of E. What is the wavelength, frequency, and energy of a pulse of light containing 100 of these photons
Why does LiBr have a stronger lattice energy then LiF Why does NaCl have a higher lattice energy then Mg3N2. ( I thought it would LiF because smaller ion and Mg3N2 because greater charge)
If the original sodium tartrate solution had a concentration of 1.00 M instead of .100 M, what would the concentration of copper be in a solution created by combining 10 mL of it with 10 mL of the copper (II) sulfate solution. Use the Ksp you foun..
Calculate the molarity of a solution of glycerol made by dissolving 38.000 mL glycerol at 15C(density: 1.2656g/mL) in enough water to make 230.00 mL of solution.
a 10.0-g sample magnesium reacted with excess hydrochloric acid to form magnesium chloride .when the reaction was
A 100.0 g sample of a metal M is burned in air to produce 103.7 g of its oxide with the formula M2O. What is the atomic mass of the metal?
potassiumm chlorate (KClO3) decomposes to form potassium chloride and oxygen gas. if 5.4 moles of potassium chlorate decompose, how many moles of oxygen could be produce.
What volume of 5.00x10^-3 M HNO3 is needed to titrate 80.00 mL of 5.00x10^-3 Ca(OH)2 to the equivalence point
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