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a 637-kg canoeist stands in the middle of her canoe the canoe is 39 m long and the end that is closest to land is 25 m
a 65 kg woman and an 80 kg man stand 100 m apart on frictionless icea how far from the woman is their cm mb if each
consider reactions of the same stoichiometry that are characterized by the following kcconstant values which reaction
after a completely inelastic collision between two objects of equal mass each having initial speed v the two move off
this reaction calls for the use of 220 grams of acetanilde and 65ml of chlorosulfonic acid and is later poured into
a parallel-plate capacitor is constructed using a dielectric material whose dielectric constant is 200 and whose
why is concentrated sulfuric acid employed in the nitration of methyl benzoate reaction what is the electrophile that
explain why concentrated h2so4 not concentrated hcl is used in the nitration of methyl
by holding a magnifying glass 29cm from your desk lamp you can focus an image of the lamps bulb on a wall 18m from the
why is it important to maintain the reaction temperature low and the addition of nitric acid-sulfuric acid mixture
a square loop of wire surrounds a solenoid the side of the square is 01 m while the radius of the solenoid is 0025 m
a 15 kg mass is held at rest on top of a frictionless and horizontal table a light string loops over a pulley which is
what does it this mean according to the amount of pyrene and tio2 added the surface coverage molg could be caculated
a rocket of total mass 3180 kg is traveling in outer space with a velocity of 115 ms toward the sun it wishes to alter
determine the amplitude and phase of the resultant motion when two sinuosidal motions having the same frequency and
the equation of a transverse wave traveling in a rope is given byy10sinx001x-2000where y and x are expressed in
iodine deficiency can cause a goiter which is an enlargement of the thyroid gland you are sent to pakistan to make
a solid uniform ball roll without slipping up a hill as shown initially at the bottom of the hill the ball has a linear
a circular metal loop whose radius is 60 cm carries a current of 50 a it is horizontal while the earths field points
the position of a particle is given by the expression x 200 cos 200t where x is in meters and t is in secondsa
draw a mechanism for this reaction all compounds involved in each stage of the mechanism must be enclosed in a box and
you have 855 ml of a solution that is composed of 152 grams of nh3 and 222 grams of ammonium chloride mixed well kb for
a steel wire of length 192 with circular cross section must stretch no more than 0300 when a tensile stretching force
in an engine a piston oscillates with simple harmonic motion so that its position varies according to the expression x
what is the ph of a solution prepared by mixing 50 ml of a 01055 m solution of lactic acid with 30 ml of a 0125 m naoh