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two radio antennas are 130 m apart on a north-south line the two antennas radiate in phase at a frequency of 36 mhz all
solve an equilibrium problem using an ice table to calculate the ph of 016m ch3nh2 and the ph of 016m
light of wavelength 565 nm incident on a pair of slits produces an interference pattern on a distant screen in which
a gaseous mixture of no2 and n2o4 is in equilibrium if the concentration of n24 is 53 x 10-5 m what is the
the reduction potential of agaq to ags is 080 v and the reduction potential of cu2 aq to cu s is 034 v a galvanic cell
the molar solubility of lead sulfide pbs is a 0213 m ammonium sulfide solution is the ksp for pbs 32 x
a double slit is opposite the center of a 16-m wide screen 24 m from the slits the slit separation is 24 microm and the
the following solutions were mixed together 500ml of a 0761m feso4 and 200ml of a 105m k2cr2o7 in dilute sulfuric acid
a 75g bungee cord has an equilibrium length of 12 m the cord is stretched to a length of 18m then vibrated at 20 hz
write the balanced chemical reaction for the reaction between hydrochloric acid hcl and calcium hydroxide caoh2 when
2nh3g----n2g 3h2 gat equilibrium it was found that the concentrations were0584m for h2 0195m for n2 and 430m for nh3
the index of refraction of the core of a piece of fiber optic cable is 172 if the index of the surrounding cladding is
30 mol h2 and 30 mol i2 are mixed in a 100l container and the reaction forms hi if kc49 for this reaction what is the
a fish appears to be 200 m below the surface of a pond when viewed almost directly above by a fisherman what is the
a specimen of oil having an initial volume of 620 cm3 is subjected to a pressure increase of 36 mpa and the volume is
ozone is depleted in the stratosphere by chlorine from cf3cl according to the following set of equationscf3cl uv light
air that occupies 015 cubic meters at 103e05 pa gauge pressure is expanded isothermally to atmospheric pressure and
the ph of a certain solution is 45 what is the concentration of haq ions in the solutiona 316 x 10-5 mb 316 x 104 mc 45
a merry-go-round at a playground is a circular platform that is mounted parallel to the ground and can rotate about an
a circular loop of wire in the horizontal plane carries a counterclockwise current as viewed from aboveif the diameter
you have a 1 gl solution of soil organic matter the amount of fulvic acid is 2 times the amount of humic acid you add 2
a horizontal magnetic field of 11times104 t is at an angle of 31 to the direction of the current in a straight
100 ml of 0150 m acid h2a are mixed with 100 ml of 01600 m naoh calculate the h of the resulting solution at
a basketball player is balancing a spinning basketball on the tip of his finger the angular velocity of the ball slows
a merry-go-round r2m initially at rest is given a constant tangential push that depends on time ft betat applied on the