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Exothermic reactions are favored for the reason that they release heat to the environment. Would an exothermic reaction be more favored otherwise less favored if it were carried out within a superheated chamber and why?
when 16.8 j was added as heat to a particular ideal gas the volume of the gas changed from 42 cm3 to 87 cm3 while the
a 1.6192-g sample of neat hydrazine iscarefully dissolved in water and diluted to 1500.0 ml. a 20.00-mlaliquot of this
What is the maximum number of electrons in an atom whose highest-energy electrons have the principal quantum number n=5
A perfume company wants to dispense 53.7 gallons of a new fragrance into small vials. How many 25.0 ml vials can they fill(rounded to the nearest full vial)
What would the lewis dot structure be for 2Cl molecule + 2Iodied ion, and can you show me the polarity on both for reaction and after formation
A thermometer containing 9.5 of mercury has broken. If mercury has a density of 13.6 , what volume spilled
An unknown had the chemical formula C4H10O. It showed a positive chromic acid test, a positive lucas test in 5 minutes, and a positive iodoform test. What is the structure of the unknown compound
a saturated solution of copper(I) chloride, CuCl, has [Cu^+]=1.1x10^-3 M and [Cl^-]=1.1x10^3 M. what is the value of Ksp for CuCl
Based on the mass of caffeine, you can now determine the % weight of caffeine in the original tablet. How does this compare with what the packaging states?
determine what is the longest possible wavelength of light that could ionize an atom of bismuth if the first ionization
A .100g sample of a carbon, hydrogen, oxygen compound was burned in a stream oxygen and produced 0.220 g CO2 and .239 g H2O. what is the mass percent of hydrogen in the sample
Calculate the number of moles of ethanol, (C2H6O) in 250.0 mL sample. Ethanol has a density of 0.76 g/mL.
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