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a bug-zapper uses a voltage of 4000v provided by a transformer that is connected to a standard household source of
if the curves a and b refer to two different gases he and o2 at the same temperature which is which and
a beam of natural light with an irradiance of 330 wm2 impinges on the first of two consecutive ideal linear polarizers
the first-order rate constant for the reaction of methyl chloride ch3cl with water to produce methanol ch3oh and
an ac generator is designed to produce a maximum emf of 170v while rotating with an angular speed of 3600 rpm each coil
formulate a conversion of 4-octyne to 45-dichlorooctane as shown in the equation below you may use any inorganic
a uniform cord has a mass of 0300 kg and a length of 600 m see figure below the cord passes over a pulley and supports
a 01500 g sample of pure zncl2xnh20 was placed on an ion-exchange column in the h form the h released in the eluate
a performer seated on a trapeze is swinging back and forth with a period of 885 s if she stands up thus raising the
imagine punch lives on the earth at rest judy traveling past the earth with a speed of 0600 c if a rocket moving in the
what is the hybridization and bond angles of acetone and sktech the atomic and atomic hybrid orbitals that overlap to
an intergalactic rock star bangs his drum every 110 s a person on earth measures that the time between beats is 210 s
a 2 kg block travels around a 05m radius circle with an angular speed of 12 rads the circle is parallel to the xy plane
the longest wavelength capable of ejecting an electron out of a solid piece of li na k rb and cs explain briefly the
the wavelength of visible light ranges from 400 rm nm to 700 rm nmpart 1 find the ranges of this lights frequencypart 2
estimate the volume occupied by 276kg of methane at 325 k10atm using the van der waals
the planet mars has a satellite phobos which travels in an orbit of radius 9378times106 m with a period of 032 days
the freezing point depression of a 100 molal mgso4 solution is 225celsius determine the experimental vant hoff factor
1 the activation energy of a certain reaction is 467 kjmol at 20 c the rate constant is s-1 at what temperature would
1 which one of the following processes results in an increase of entropya condensationb cooling a gasc freezingd
1 the solubility product constant for barium sulfate is 110e-10 calculate gdeg at 298 ka 568 kjmolb 247 kjmolc -247
1 you have probably heard the two sayings nothing lasts forever and diamonds are forever they cant both be right which
standing on the surface of a small spherical moon whose radius is 675middot104 m and whose mass is 671middot1018 kg an
calculate the standard free energy change and determine whether or not the following reaction is spontaneous under
two identical 130- balls each 229 in diameter are suspended by two 350- wires as shown in the figure the entire