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sodium light 5893 nm from a narrow slit illuminates a fresnel bi-prism made of glass of refraction index 15 the biprism
calculate the standard 25degc and 1 atmosphere heat of reaction in gram mole of the first reactant on the left-hand
a sphere with radius 0190 has density that decreases with distance from the center of the sphere according to p 35000
two blocks are connected by a light string that passes over two frictionless pulleys mass 1m1 and mass 2m2 the block
a 28 vpp square wave 50 of the time at 28 volts and 50 of the time at 0 volts is connected to a 4 ohm speaker calculate
when a sample of nh3g 7906 grams is placed in 3100 l reaction vessel at 8930 k and allowed to come to equilibrium the
at 1050 k kp 0900 for the following reaction h2g co2g h2og cog if 0200 atm of h2 and 0200 atm of co2 are admitted
if the charge is not uniformly distributed on the disk it depends on the radius r ie rhorhor write the general
a generator at one end of a very long string creates a wave given by y a cos pi15x 40t and at the other end a
a mixture of 1374 g of h2 and 7031 g of br2 is heated in a 200-l flask at 700 k the following equilibrium is
the image of a tree 10 m high and 20 m away is 15 cm high when photographed what is the focal length of the lens in the
what is the relationship between keto and enol forms of acetone ch3coch3 a resonance structures b diastereomers c
an amusement park roller coaster starts out on a level track 500 m long and then goes down a 500-meter incline at an
outline the steps involved in the synthesis of 3-chloro-4-fluoroacetophenone from 4-
parallel-plate capacitor has plate area 04m2 and a separation of 01mmhow much energy is stored in its
the greater acidity of terminal alkynes as compared with alkanes is primarily attributed to a the greater
trin has been prescribed bi-focals because his near point is at 2 m instead of 25 cm and his far point is at 10 m
a voltaic cell consists of a mnmn2 electrode edeg -118 v and a fefe2 electrode edeg -044 v calculate fe2 if mn2 0050
a 409kg weather rocket generates a thrust of 11250n the rocket pointing upward is clamped to the top of a vertical
two particles with masses m and 3m are moving toward each other along the x axis with the same initial speeds vi
calculate the density of n2 at stp ausing the ideal gas law and b using the molar volume and molar mass of
argon gas enters an adiabatic turbine steadily at 1600kpa and 450 degrees celsius with a velocity of 55ms and leaves at
the volume flow rate in an artery supplying the brain is 400 10-6 m3sa if the radius of the artery is 480 10-3 m
a potential energy function for a two-dimensional force is of the form u 389x3 y - 596x calculate the force that
when an aldehyde is reacted with an alkyl lithium compound after acid hydrolysis the result is a a ketone b a primary