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Assuming you have avaiable to you a 50.0 g sample of glass (c=0.0837 J/g C) and a 50.0 g sample of iron (c=0.0452 J/g C). Both samples start at room temperature, 24.3C. If 500. joules of heat were added to each of these samples, which one would reach the higher temperature? Justifiy your answer with a calculation
An unknown gas sample with a mass of 3.17 g and a volume of 0.7521 L at 293.0 K under 1.023 atm has CH2Cl for its empirical formula. What are its molar mass and its molecular formula?
What is the fractional conversion of ethane. What is the production rate of ethanol
Liquid Chlorobenzene flows through a pipe at a rate of 3M^3/min. What is the mass flow rate of the stream in kg/h. What is the molar flow rate in mol/s
consider the following equation that describes the complete combustion of propane.nbspthe bond energies are c-h 416
An ionic crystal unit cell is composed of two ions, X and Y. The empirical formula of this solid is XY2. If the X ions occupy the eight lattice points at the corners of the unit cell and on all six faces
For the reaction (S2O8)2- + 3I- yields (I3-) + (SO4)2- What is the oxidation state of sulfur
The equilibrium constant is 100. Calculate the concentrations of O2 present at equilibrium
The Kb of methylamine, CH3NH2, is 4.2 x 10-4. Calculate the pH of a solution of 0.431 M methylamine.
for a certain reaction delta H=-76.8 and delta S=-217 If n=3 calculate E for the reaction at 25 degrees. Will ou please show me step by step on how to do this please
Consider the reaction 2 Al2O3(s) ! 4 Al(s) + 3 O2(g) . H = +3339.6 kJ/mol What is H for the formation of one mole of Al2O3(s) from the elements.
Calculate the grams of solute needed to prepare each of the following solution. 5.5L of a 0.60M KCI solution.
How many liters of water vapor are produced when 21.7g of NH4NO3 decomposes. b.) How many grams of NH4NO3 are needed to produce 16.0L of oxygen
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