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Which of the following pairs of molecules is listed in order of decreasing net dipole moment (from more polar molecule to less polar molecule)?
A. BrF5 > PF5B. CCl2F2 > CH2F2C. BCl3 > PCl3D. PH3 > PF3
if a sample containing 3.00 ml of nitroglycerine density 1.592 gml is detonated how many total moles of gas are
question the compound mgi2 times xh2o is analyzed to determine the value of x. a 1.557-g sample of the compound is
3.00×10-3 mol of HBr are dissolved in water to make 18.0 L of solution. What is the concentration of hydroxide ions, [OH^-], in this solution?
the flask was filledto the calibration mark with water. What were the equilibrium concentrations of H3PO4,H2PO-, HPO-2, PO-3, and H+ in the resultant solution. Ka1 = 7.1x10-3, Ka2 = 6.3x10-8, and Ka3 = 4.2x10-13 for H3PO4.
why is the identity of an element determined by the number of protons in its nucleus? why cant the identity be
the complex ion cocn6-3 absorbs a photon of wavelength 2.90times102 nm. what is the splitting energy of this
The bonding in benzene differs from that of other unsaturated hydrocarbons in that each carbon atom participates in: a. one single bond and on delocalized bond
In the simulation, set the temperature of the sample gas to 304 . Click on the "Run" button and observe how the number of moles of the gas varies with an increase in the gas's volume
Determine if Ni should dissolve easily in Cu. Show that your determination is correct by providing the Cu-rich side of the appropriate equilibrium phase diagram.
M HNO3 is mixed with 439 mL NaOH with pH=13.97. What is the pH of the resulting solution?
One mole of a van der Waal's gas is compressed isothermally and reversibly from 20 dm^3 to 1 dm^3. a=.556 Pa mol^6/m; b=.064 dm^3/mol. Calculate w,q, and delta_U.
Why are the Kr---Kr and intermolecular Br---Br distances in the solid form of the two elements practically identical? How would you expect the Br---Br distances in solid CBr4 to be related to the above distances
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