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What affects the physical state of a substance? Choose all that apply. Choose at least one answer. a. Ionic composition b. Pressure c. Molecular composition d. Temperature
A chemist found that a certain amount of a CFC gas required 186 seconds to effuse through a porous plug when the pressure was held constant.
If 0.25 mol of Br2 and .55 mol of Cl2 are introduced to a 3.0 L container at 400K, what will be the equilibrium concentration of Br2?
If we could take IR spectra on decanedioyl chloride and the product that you made, which of these two molecules would you expect to show higher C=O stretching frequency. Why
A 1.44 g piece of metal was taken from a beaker of boiling water at 100 oC and placed directly into a calorimeter at 25.0 o C. The calorimeter heat capacity is 1.23 J/K. If the final temperature is 62.5 oC, determine the specific heat capacity of ..
How many moles of oxygen are generated during the thermal decomposition of 7.75 g of lead (IV) oxide
Phosphoric acid can be prepared by reaction of sulfuric acid with "phosphate rock" according to the equation: Ca3(PO4)2+3H2SO4 ---> 3CaSO4 + 2H3PO4 What is the molar mass of Ca3(PO4)2?
What mass of carbon dioxide is produced from the complete combustion of 6.20×10?3 of methane: CH4+ 202 Yields CO2+ 2H2O
If 66.5 ml of base is required to reach the second equivalence point, what is the concentration of the acid?
a proposed mechanism for a reaction isc4h9br --gt c4h9 br-slowc4h9 h2o --gt c4h9oh2 fastc4h9oh2 h2o --gt c4h9oh h3o
a laboratory sample of gas is known to have a carbon monoxide concentration of 50 ppm. a spectrophotometer is used to
Can anyone show a picture or a link to show me the mechanism for maleic acid to fumeric acid and include where the electrons are transferred from and where they are going
a 45.5g sample of copper at 99.8 celsius is dropped into a beaker containing 151 g of water at 18.5 celsius. what is
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