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liquids A and B form an ideal solution. At 335K, the vapor pressure of pure A and pure B are 76.5 kPa and 48.2 kPa respectively. When the total vapor pressure is .593 atm, calculate the mole fraction of A and B in the liquid mixture
How much energy is required to boil 45.5g of water at 100 degrees C at sea level? The molar heat of vaporization of water is 40.6 kJ/mol.
the following findings, express to the nearest atomic mass unit, in agreement with Dalton's atomic theory? expalin your answer.
You may use expanded, condensed, or line structures, provided they are neat and legible. If you could not identify one of your components, then pick an appropriate component from the list of unknowns.
How many liters of carbon dioxide are produced when 5.00x10^23 molecules of oxygen react? How many grams of water are produced if 25.0 L of oxygen gas react?
It has been observed that malonyl-CoA inhibits palmitic acid oxidation in isolated mitochondria, but that it has little or no effect on the oxidation of octanoic acid
compute the energy levels for the rotation perpendicular to its symmetry axis at J=1. T he bond length in the 14NH 3 =101.2 pm and NHN bond angle 106
A gas occupies a volume of 2.45 L at a pressure of 1.03 atm. What volume will the gas occupy as the pressure changes to 0.980 atm.
What will be the likely effect of clearing forests and converting them to grasslands and crops on (a) the earth's reflectivity (albedo) and (b) the earth's average surface temperature?
If the sample contains a combined total of 1.50 mol and has a total mass of 45.0g, what are the percentages of CO2 and Ne in the sample by mole?
Find the pH of a 0.15 M solution of ammonia, NH3. Kb = 1.8*10^-5
excess amount of a generic metal hydroxide M(OH)2, is mixed with pure water. The resulting equilibrium solution has a pH of 10.28. What is the Ksp of the salt at 22 °C?
If 420 Joules are added to 20 grams of water to 30oC, what will be the final temperature of the water?
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