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determine the celsius temperature of 249 mol of a gas contained in a 100-l vessel at a pressure of 143
a square ammeter has sides of length l 201 cm the sides of the ammeter are capable of measuring the magnetic field
a hairpin configuration is formed of two semiinfinite straight wires that are 342 cm apart and joined by a semicircular
at high temp iodine decomposes into atomic iodine 3 of the i2 decomposes when 05 moles of iodine is placed in a 25 l
suppose one gallon of gasoline produces 11 x 108 j of energy and this energy is sufficient to operate a car for twenty
suppose that the dipole moment associated with an iron atom of an iron bar is 24 x 10-23 jt assume that all the atoms
calculate the magnitude of the maximum orbital angular momentum lmax for an electron in a hydrogen atom for states with
the conducting rod shown in fig 30-50 has length l and is being pulled along horizontal frictionless conducting rails
an unpolarized laser has an average power of 6 mw at a distance of 10 m it forms a circle with a diameter of 2 mm
as a new electrical engineer for the local power company you are assigned the project of designing a generator of
a convex mirror has a radius of curvature of 440 cm when a 560 cm tall object is placed in front of the mirror the
what factors determine the strength of interaction bwtween two atomic orbitals to form a molecular
an object is placed farther from a converging lens than twice the lens focal length draw a ray diagram to determine the
people who suffer from cataracts may have the lenses in their eyes replaced by artificial lensesa if a given person has
what do the structures of a two-carbon acid a two-carbon alcohol a three-carbon aldehyde a four-carbon ketone and a
elizabeth is nearsighted without glasses she can see objects clearly when they are between 150 cm and 900 cm away from
he-ne lasers are often used in physics demonstrations they produce light of wavelength 633 nm and a power of 0500 mw
according to the vsepr model what are the arrangement of two three four five and six valence-shell electron pairs about
there are two categories of ultraviolet light ultraviolet a uva has a wavelength ranging from 320 nm to 400nm it is
the fat content in milk can be measured by the extration with hexane a 500g sample of whole milk was mixed with hexane
hanaohnaah2o stating with 020mol ha and 008 mol naoh the mixture was diluted to a total volume of 1l and the ph was
write equations for the half-reactions that occur at the anode and cathode for the electrolysis of each of the
lead poisioning in children used to be treated with intraveneous injections of edta if the concentration of edta in the
a voltaic cell consists of a half-cell and a half-cell at 25 the initial concentrations of and are 510times10-2 and