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Compound X and Y individually melt at 63-64 degrees C. If you do a mixture melting point, what results would be observed if:A) X and Y are identicalB) X and Y are not identical
Calculate ?Sºf for oxalic acid and ?Sº for the combustion of one mole of oxalic acid. c) Calculate ?Gºf for oxalic acid and ?Gº for the combustion of one mole of oxalic acid.
a 265- flask contains pure helium at a pressure of 757 . a second flask with a volume of 485 contains pure argon at a
It takes 1.35 kJ of energy to heat a sample of pure silver from 12.0°C to 15.5°C. Calculate the mass of the sample of silver.
If someone using one of those masks exhales 0.716 g of CO2/min, how many grams of potassium superoxide would be consumed in 12.00 minutes?
Give a brief discussion of the chemistry of Diels-Alder reactions and why do ENDO products usually predominate
the initial rate is 0.03 mol L-1 s-1 when the initial concentrations are: [?NH?_4^+ ]_0 = 0.015 mol L-1 and [?NO?_2^- ]_0 = 0.02 mol L-1. What will be the initial rate (in mol L-1 s-1) when the initial concentrations are- [?NH?_4^+ ]_0 = 0.03 mol ..
Calculate the rpoportion of I2 (iodine) molecules in their ground state, first excited stated
What exactly are myosin, actin, troponin and tropomyosin chemically?, What molecule releases energy when its bonds are broken. Which bonds are broken to release that energy?
Calculate the quantity of energy produced per mole of -235 (atomic mass = 235.043922 ) for the neutron-induced fission of -235 to produce -137 (atomic mass = 136.9253 ) and -97 (atomic mass = 96.910950 ).
a calorimeter has water of 22.0 grams at the temperature of fifteen degree celsisu . when 1.40 grams of a substance
The reaction of benzanilide with Cl2in acetic acid yields a mixture of 2 monochloro derivatives formed by electrophilic aromatic substitution.
Calculate the work done in joules by the reaction when 0.21 g of Na reacts with water to form hydrogen gas at 1°C and 3.0 atm in an open container.
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