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an undersea research chamber is spherical with an external diameterof 490 m the mass of the chamber when occupied
we did a miniscale synthesis of 1-bromobutane from 1-butanol in lab and i have to write the reaction mechanisms in each
a disk-shaped merry-go-round of radius263 m and mass 135 kg rotates freely with an angualr speed of 621revs a 654 kg
a skier starts from rest at the top of a hill the skier coastsdown the hill and up a second hill as the drawing
a baseball player pitches a fastball toward home plate at aspeed of 47 ms the batter swings connects with the ball of
a 210-kg crate is being pushed across a horizontal floor by aforce p that makes an angle of 186deg below the horizontal
why was it necessary to add twice as much sulfuric acid if the reaction was between br- and n-butyl alchoholwhy was it
the left end of a long glass rod 800 rm cm in diameter with an index of refraction 160 isground to a concave
write the reaction mechanism for the synthesis of 1-bromobutane from 1-butanol by reaction with sulfuric acid and
a solid cube of mass 40kg and edge length 30mrests on a horizontal floor a person then pushes on the upper edge of the
write the structures of all the alkenes formed from the e2 elimination of hx dehydrohalogenation of the compounds using
a wheel is made of two solid metal disks glued together thecombined moment of inertia of the wheel is 452 kg-m2
most alpha particles fired at a gold foil pass through undeflected because thegold atoms unlike most other metal atoms
a wind turbine consists of three metal rods each of mass 98kg and length 68 m connected at their ends to a central axle
a man stands on a platform that is rotating without friction withan angular speed of 194 revs his arms are outstretched
benzoic acid 135gis reacte with oxygen in a constant volume calorimeter to form to form h2ol and co2g at 298 k the mass
the pickup coil in an electric guitar contains 10000 turns and hasa diameter of 16 mm when the pickupcoil is very close
a what is the minimum cross-sectional area required of a verticalsteel cable from which is suspended a 327kg chandelier
draw the condensed structural formula of benzyl acetate and circle the acetic acid part and the phenol
a bicycle wheel of radius 28 cm is mounted at the middle of anaxle 50 cm long the tire and rim weigh 30 n the wheelis
write one example for each type of reaction neutralization esterification saponification -- for carboxylic acids and
the figure shows a circuit of four resistors that are connected to a larger circuit the graph below the circuit shows
after fixing a flat tire on a bicycle you give the wheel a spin if its initial angular speed was 492 rads and it
a cylinder of gas is at room temperature 20degreesc the air conditioner breaks down and the temperature rises to
a fire breaks out and increases the kelvin temperature of a cylinder of compressed gas by a factor of 29 what is the