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nitrogen gas n2 reacts with hydrogen gas h2 to form ammonia nh3 at 200degc in a closed container 13 atm of nitrogen gas
the vapor pressure of liquid mercury is 02729 torr at 1000 oc and 24680 torr at 3000 oc a calculate delta h of
a baseball is confined between two thick walls a distance 05m apart calculate the zero point energy of the baseballmass
the maximum current in a superconducting solenoid can be as large as 351 ka if the number of turns per meter in such a
the osmotic pressure of human bood average is 78 bars at body temperature a calculate the freezing and boiling points
assuming that the earth is spherical and recalling that latitudes range from 0 degrees at the equator and 90 degrees n
a physics professor is pushed up a ramp inclined upward at an angle 280 above the horizontal as he sits in his desk
the value of deltah for the reaction ch3oh l----gtco g 2h2 g is 1281 kj how many kj of heat are consumed when 510 g of
there are 4 charges assembled into a square 2 cm on a side q1 1nc q2 2nc q3 3nc and q4 4nc what is the potential at the
a special electronic sensor is embedded in the seat of a car that takes riders around a circular loop-the-loop at an
the starship enterprise is caught in a time warp and spock is forced to use the primitive techniques of the 20th
two newly discovered planets follow circular orbits around a star in a distant part of the galaxy the orbital speeds of
you have a solution that is 185 vv methyl alcohol if the bottle contains 120 l of solution what is the volume v in
a magnetic field is applied perpendicular to the plane of the disk assume that the field is 0900 t the angular speed is
a sample of hydrogen gas was collected over water at 21 degrees c and at a pressure equal to the atmospheric pressure
neon atoms do not combine to form ne2 molecules yet neon atoms can be liquified through the following intermolecular
people who do chin-ups raise their chin just over a bar the chinning bar supporting themselves only by their arms
which of the following compounds is expected to have the highest boiling point ch3ch2ch3 ch3ch2f ch3ch2oh
the current in a series circuit is 240 a when an additional 220- resistor is inserted in series the current drops to
a student is reading a lecture written on a blackboard the lenses in her eyes have a refractive power of 5435 diopters
a 2500-ml sample of well water containing dissolved iron was treated with hydroxylamine hydrochloride ph 5 buffer and
a 120-cm diameter loop of wire is initially oriented perpendicular to a 15-t magnetic filed the loop is rotated so that
the molar volume of a certain form of solid lead is 18cm3mol assuming cubic closest packed structure determine the
a cylindrical copper cable carries a current of 1090 a there is a potential difference of 160 10-2 v between two points