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a two-slit experiment with slits separated by 43 10-4 m produces a second-order maximum at an angle of 00650dega find
a calculate the absolute pressure at an ocean depth of 75 m assume the density of sea water is 1 028 kgm3 and the air
one of the mooring lines of uss boxer lhd-4 is under a tension of 4500 n and is set into resonance by the vibration of
the g string of a guitar which should be 392 hz is playing flat at 380 hz what percentage change in the tension of the
a bar magnet is oriented with its magnetic dipole moment at 535deg to the direction of a 00629-t magnetic field causing
two long parallel wires carry currents of 283 a and 541 a the magnitude of the force per unit lengh acting on each wire
sulfuric acid reacts with sodium chloride to form aqueous sodium sulfate and hydrogen chloride gas how many ml of gas
2which of the following statements is true a gas particles are attracted to one another and therefore behave as grouped
fill two rubber balloons with air suspend both of them from the same point and let them hang down on strings of equal
a reaction is carried out at 20 degree celcius what is the symbol that correspond with
what is the pressure in atmospheres of 250g of nh3 gas in a 300l container at 250oc
consider the following three reactions 1 h2g cl2g 2hclg 2 cs h2og cog h2g 3 fe3o4s 4h2g 3fes 4h2og for which of
on size-exclusion chromatogram you have three peaks 29 35 and 48 min column dead volume is 12 ml and flow rate 4
the sound intensity level of a certain sound source is measured by two listeners located at different positions along a
a vertical tube 19 cm in diameter and open at the top contains 76 g of oil density 082 gcm3 floating on 76g of watera
a fire hose 10 cm in diameter delivers water at the rate of 22 kgs the hose terminates in a nozzle 21 cm in
if a body is at rest with respect to the sun msun199 x 1030 kg and is a distance 17 x 109 m from the sun what will be
in the figure 179 mole of an ideal diatomic gas can go from a to c along either the direct diagonal path ac or the
a beam of hydrogen molecules h2 is directed toward a wall at an angle of 45deg with the normal to the wall each
1 you need to analyze a mixture of alkanes which separation method will you choose and why consider two cases a
plane polarized light of intensity is sent through a polarizer rotated 45 degrees clockwise to the original plane of
a carnot refrigerator is driven by a small motor whose output of mechanical power is 100w if the heat reservoirs are at
you need to analyze a mixture of alkanes which separation method will you choose and why consider two cases a mixture
a coin with a diameter of 230 cm is dropped on edge onto a horizontal surface the coin starts out with an initial
bob takes off for a planet that is 100 ly away moving in a rocket ship at 9999c relative to earth when he is 10 years