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If 2.5 mol of ethylene oxide is decomposed at 93 degrees celcius what will be the final temperature of the products? The heat capacity of the products is 110.13J/mol C
The electron in the n = 5 level of a hydrogen atom emits a photon with a wavelength of 1280 nm. To what energy level does the electron move?
Determine How much heat energy, is needed to convert 64.0 grams of ice at -18.0 degrees Celsius to H 2 O at 25.0 Normal Temperature ? express your answer in kilojoules
kinetic energy of 7070 J/mol under certain conditions, what is the root mean square speed of F2(g) molecules under the same conditions?
To make a phosphate buffer at pH 9.6 starting with 1L of 10 mM phosphoric acid (H3PO4; pKs are of 2.15, 6.82, and 12.38 determine how much KOH ), you could add?
How many kilograms of methane (CH4) are in perfectly insulated piston with the following properties: Volume = 2 cubic meters.
What is the molecular formula of a product obtained by adding fluorine to 1-butene and then cracking out
Calculate the delta H for the reaction in KJ/mol AgNO3, assuming that the combined solution has a mass of 100.00g and a specific heat of 4.18J/gc
Calculate the approximate molarity of this solution from the volume, percent composition, and density.
When a 2.00-g sample of KSCN is dissolved in water in a calorimeter that has a total heat capacity of 1.083 kJ·K-1, the temperature decreases by 0.460 K.
What volume of O2 gas (in L), measured at 782 mmHg and 25C is required to completely react with 53.2 g Al
The simplest formula of the compound is NO2 Which could be the molecular formula of the compound?
The vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the vapor pressure of acetone above the solution falls to 232 torr. What is the mole fraction of the non-volatile solute in the solution?
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