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The normal boiling point of Cl2(1) is -34 °C, where its latent heat of vaporization is 20.4 kJ/mol. Its molar mass is 70.91 g/mol. (a) Calculate the internal energy change (deltaU) for vaporization of 100 g of Cl2(liq.) at this temperature and 1 bar? (b) Calculate its molar entropy change (AS) for vaporization at this condition
The Henry's Law constant (Kh) for O2 in water at 20 degrees C is 1.28e^-3 mol/L*atm. How many grams of O2 will dissolve in 2.00L of H2O that is in contact with pure O2 at 1.00 atm?
H2(g) + F2(g) 2HF(g) H = -542 kJ How many grams of H2(g) would have to react to produce 197 kJ of energy?
Solve an equilibrium problem (using an ICE table) to calculate the pH of each solution:a solution that is 0.165M in HC 2 H 3 O 2 and 0.120M in KC 2 H 3 O 2.
If you set the freezing point of oleic acid as 0 and the boiling point as 130, what is the freezing point of water on this new scale?
2.00 moles of a gas occupies 62.2 L at a particular temperature and pressure. Its density is 0.900 g/L. The standard molar volume is 22.4 L/mole. What is the molar mass.
Organic Chemistry-In the mass spectrum of butylbenzene, the base peak occurs at m/z
Four atoms of iron (Fe) are to be combined with three molecules of oxygen (O2). How many total iron atoms and oxygen molecules will be combined during the formation of Fe3O4?
Lipitor blocks production of chlosterl in the liver. In addition to this reduction of the serum level of cholsterol, HDL acts to remove LDL from the bloodstream. How might this occur?
The solubility of CaSO4 in pure water at 0.0 C is 1.13 gram per liter; what is the value of solubility product
a sample of a gas has a mass og 0.311g. its volume is 0.225 L at a temperature of 55 degrees C and a pressure of 886 mmHg. find its molar mass
When you heated the hydrated compound this process starts slowly at first find out the reason behind this and compute k for this acid if A 0.020 M solution of weak acid HA is 0.60% ionized.
The J=0 to J=1 transition for carbon monoxide (12C16O) occurs at 1.153 X 10^5 MHz. Calculate the bond length of carbon monoxide.
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