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The stable allotropic form of phosphorus is P4, in which each P atom is bonded to three other P atoms. Draw a Lewis structure of this molecule and describe its geometry.
determining the limiting reactant and mass of the product.phosphorous trichloride can be produced from the reaction of
is an important oxidizing agent and a moderately strong acid. in a 0.1M solution ,[H+] = 3.8x10^-2M. Calculate the Ka and the pKa for periodic acid.
If 8.32 grams of methanol, CH3OH, are dissolved in 10.3 grams of water, what is the mole fraction of methanol in the solution?
Wavelength of light required to break C-C, C-Cl, O=O bonds - Calculate the frequency and wavelength of the least energetic photon that can break an average C-C bond. In what region of the electromagnetic spectrum is this radiation?
A voltaic cell is constructed that uses the following reaction and operates at 298 K. Zn(s) + Ni2+(aq) Zn2+(aq) + Ni(s) (a) What is the emf of this cell under standard conditions
what volume of ethylene glycol a nonelectrolyte must be added to 15.0 liters of water to produce an antifreeze solution
Calculate the of the following solutions and report it to the correct number of significant figures: Seawater with H3O = 7.0×10?9
Based on the standard reduction potential, which species is oxidized when current is allowed to flow? B. Calculate the value of Q, the reaction quotient, for this cell reaction. C. Calculate the actual cell potential at 25 degrees C.
the amount of manganese in steel is determined by changing it to permanganate ion. the steel is first dissolved in
the product of this reaction ozone is a pollutant in the lower atmosphere. ozone is an eye and lung irritant and also
what xharcyeristic of the spectra did edwin hubble use and how was it used for velocities?
Choose the correct answer of the following, explain why it is true, and explain why the other choices are untrue: (A) high pE is associated with species such as CH4, NH4+
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