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starting from rest a constant force f 100 n is applied to the free end of a 45-rm m cable wrapped around the outer rim
a group of particles is traveling in a magnetic field of unknown magnitude and direction you observe that a proton
two steel wires of the same length one with radius r and the other with radius 4r are connected together end to end and
a u-shaped tube is partly filled with water and partly filled with a liquid that does not mix with water both sides of
a garden hose of inner radius 11 cm carries water at 18 ms the nozzle at the end has radius 025 cm how fast does the
two converging lenses having focal lengths of f1 109 cm and f2 200 cm are placed d 500 cm apart the final image is
make the assumption that n2 molecules are in a 3-d box that is 45 m long 35 m wide and 225 m high treat them as
is the compositional molecular formula for a straight-chain alkene the same as for a straight chain alkane explain
what mass of mgnh4po4 precipitated when 200 ml of 1wv solution of mgcl2 were treated with 40 ml of 01753 m na3po4 and
a small blob of putty of mass m12 g falls from the ceiling and lands on the outer rim of a turntable of radius r 20 cm
an aqueous solution has a vapor pressure of 826 at 50 the vapor pressure of pure water at this temperature is 926 what
a 451- resistor and a 257-mh inductor are connected in series with an ac generator with an rms voltage of 200 v and a
what is the width of a 1275 gram piece of aluminum with an area of 185 square meters and a density of 27
a rod of 20-m length and a square 20 mm x 20 mm cross section is made of a material with a resistivity of 60 x 10 -8
one liter of an acetate buffer is prepared by adding 60ml of 15m acetic acid and 50ml of 04m sodum acetate calculate
a 98 kg board is wedged into a corner and held by a spring at a 500deg angle as the drawing shows the spring has a
approximately how many grams of monosodium succinate fw 140 gmol succinic acid pk2564 and disodium succinate fw 162
a 100 kg object is attached to a horizontal spring the spring is initially stretched by 0500 m and the object is
general formula for a simple sugar what are the 2 different sugar ring forms and how are they
two astronauts are at rest in outer space one 121 m from the space shuttle and the other 242 m from the shuttle using a
in order to analyze a commercial hydrogen peroxide solution by the procedure described in this experiment you must
a wheel rotates without friction about a stationary horizontal axis at the center of the wheel a constant tangential
to what volume should you dilute 530ml of a 400 m ki solution so that 205ml of the diluted solution contains 270g of
in the standardization of potassium permanganate why is it unnecessary to add an indicator during the titrationwhy is
what is the approximate ph measurement 0010 m nah3 and balanced equation showing aciditybasicity nah3 is mixed with an