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The vapor pressure of mercury is 17.3 mm Hg at 200oC; its heat of vaporization is 59.4 kJ/mol. Determine the a) vapor pressure of mercury at 340oC b) normal boiling point of mercury
What spectral features including mass spectrum, proton spectron, carbon spectrum and IR spectrum allow to distinguish between eugenol and acetyleugenol
871 test of an unknown acid requires 32.9 mL of a .187 Mbarium hydroxide solution for neutralization. Assuming the acid is diprotic, Compute the molar mass of the acid.
Using a phosphorus 12.39 g sample that reacts with 42.54 grams of chlorine to produce only phosphorus Trichloride (PCl3). If it is the only product, determine what mass of PCl3 is formed?
Problem- The normal boiling point of Al is 2467 degrees C. What is the vapor pressure in mm Hg at 1443 degrees C, if its heat of vaporization is 291.0 kJ/mol?
Lead metal can be extracted from a mineral called galena, which contains 86.6 % lead by mass. A particular ore contains 68.5 % galena by mass.If the lead can be extracted with 92.5 % efficiency, what mass of ore is required to make a lead sphere w..
The enthalpy of combustion for propane is -2044 kJ/mol. How many liters of propane (at STP) must be burned in order to convert 552 grams of ice initially at -11°C to liquid water at 89°C
how many milliliters of a stock solution of 2.00 m kno3 would you need to prepare 100.0 ml of 0.150M KNO3
Question- The rate constant is .430 m-1s-1 at 200c initial concentration of A is .00700M what will be the concentration after 705 Seconds
What effect does an increase in the heating rate have on the boiling temperature during a distillation
What minimum amount of AX(s) lattice energy might lead to compound formation if you predict that the following hypothetical ionic compound AX is unlikely to form. In this compound, A forms the A+ cation, and X forms the X anion.
Calculate the solubility-product constant for PbCrO4. Ksp = (c) The Ksp of Tl2S at 25 oC is 6.00e-22. What is the molar solubility of Tl2S? solubility = mol/L
It took 4.36 min with a current of 3.14 A to plate out all the silver from 0.146 L of a solution containing Ag+. What was the original concentration of Ag+ in the solution
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