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State Lewis (dot) formulas for the following and indicate their shape whether it is (linear, trigonal, pyramidal, bent, ortetrahedral) and to tell whether it is polar.BrF, SF2, H2O, CHRB3, H2S, CF2I2, CS2, CF4, NF3, PCI3
for the vapor phase decomposition of ethylene oxide to methane and carbon monoxide the following data were
The initial temperature of the calorimeter is 20.7oC. If 6g of CaCl2 is added to the calorimeter, what will be the final temperature of the solution in the calorimeter?
Calculate the pH of 100 mL of .30 M NH3 before and after the addition of 4.0 g of NH4NO3 and account for the change. assume the volume remains constant
Write a balanced, net ionic equation for the precipitation of CaCl2 and Cs3PO4 in an aqueous solution and include physical state and charges of ions.
calculate the percent by mass of the solute in each of the following aqueous solutions.a 5.76 g of nabr in 78.2 g of
If 19.2 g of CO2 is produced in the reaction of C2H2 with O2 to form CO2 and H2O, how many grams of H2O are produced in this reaction.
Compute the energy per photon as well as the energy per mole of photons of radiation of wavelength (a) 200 nm (ultraviolet), (b) 150 pm (x-ray), (c) 1.00 (microwave).
(The molecular formula for X is C8H8O2), and (The empirical formula for X is C4H4O) are all true. C) The empirical formula for X is C4H4O. D) The molecular formula for X is C8H8O2. E) X has a molecular mass of 136.
design a series of reactions to convert ethanol to 2-butanol. You can use other inorganic reagents you need, but only ethanol
Diprotic Acids and Solution Equlibria, A 1.200 M solution of HCl is added to a solution containing 0.150 moles of sodium phosphate (Na3PO4). The resulting solution is then diluted to exactly 0.500 L
Draw a Lewis structure for each of the following molecules and determine its molecular geometry. What kind of intermolecular forces are present in each substance?
Determine the mole fraction of HO2CCH2CHOHCO2H in this solution?
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