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The bond energies are: C H 416 kJ/mol; C C 356 kJ/mol; C C 598 kJ/mol; O O 498 kJ/mol; C O 803 kJ/mol; H O 467 kJ/mol.determine the heat of combustion of ethylene ?
What is the molarity of a 1.304 L solution that is made from 14.80 g of NaCl?Answer in units of M.
Determine the molarity of a solution of twenty grams of Ammonium bromide, NH4Br, in enough water to produce 132 mL of solution?
A sample of hydrogen gas was collected over water at 36°C and 855 mm Hg. The volume of the container was 6.50 L. Calculate the mass of H2(g) collected. (Vapor pressure of water = 44.6 torr at 36°C)
Calculate the energy and wavelength associated with an a particle that has fallen through a potential difference of 4.0 V.
The specific heat of liquid bromine is 0.226 J/g-K. How much heat (J) is required to raise the temperature of 10.0 mL of bromine from 25.00C to 27.30C? The density of liquid bromine: 3.12 g/mL
Electron Donor and Receptor in Metal Complexes, In the first step of the catalytic cycle, the alkene bonds to palladium to make a new metal complex The alkene is now a ligand because the pi-bond of the alkene is donating some of its electrons to p..
What chemical tests might be used to ditinguish between pentanal and 2-pentanone; between benzyl alcohol and diphenylmethanol?
How long will it take for 75% of nitrogen dioxide to decompose if the initial concentration of nitrogen dioxide is 1.33M
At what temperature would a 1.20 M NaCl solution freeze, given that the van't Hoff factor for NaCl is 1.9? K_f for water is 1.86 C/m
How many moles of methane occupy a volume of 2.00 l at 50.0*C and0.500 atm? (R=0.0821 atm*L/molxK)
Gold has a density of 19.3g/ml .suppose you have 100.0 glonkins of gold., what volume in liters will the gold occupy.
determine what mass of AgCl silver chloride can be formed from 1.03L of a 0.132M solution of AgNO 3 silver nitrate
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