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a long-jumper leaps of the horizontal at a speed of 110 ms at an angle of 20 degrees what is his toal distance
a girl kicks a ball from ground level the initial velocity of the ball has an x component of 17 ms and a y component of
five charges are placed in a closed box each charge except the first has a magnitude which is twice that of the
3 30 pound kegs are stacked on a dolley 2 on top of each other and the third on top of both of them opposite of the
in a test runa certain car accelerates uniformly from zero to 202ms in 295sa whats is the magnitude of the cars
clearly explain potentiometric titration explain the basic information of this topic as though you were addressing
a bird flies 30 km due west and then 20 km due north another bird flies 20 km due west and 20 km due north what is the
a garden has a circular path of radius 50 m you start at the easternmost point on this path then walk counterclockwise
with the aid of the standard expressions for the translational rotationl and vibrational partition functions q for a
a plane accelerates from rest at a constant rate of 500 along a runway that is 1800 long assume that the plane reaches
a car travels a straight road at 120 kmh for 30 min then at 90 kmh for 10 min it then reverses and goes at 90 kmh for
one tablespoon of peanut butter has a mass of 17 g it is combusted in a calorimeter whose heat capacity is 120
a using standard enthalpies of formation calculate the change in enthalpy for the following reaction 2c6h6 15o2 12co2
a hiker starts at his camp and moves the following distances while exploring his surroundings 550 m north 275x102 m
the rear window of a van is coated with a layer of ice at 0degc the density of ice is 917 kgm3 and the latent heat of
you analyzed the c18 content of a sample of ground beef you took 5 g of beef homogenized into buffer and centrifuged
a simple pendulum is used to measure g using the relation t2piesqrtlg where t is the period l is the length and g is
you have 25 ml of an atp solution you take 30 microl and dilute to a final volume of 10 ml the od of this solution is
a small mailbag is released from a helicopter that is descending steadily at 212 msa after 500 s what is the speed of
you have 4 ml of a 035 m solution you take 50 microl of the solution and add 8 ml of water how many lsquofold have you
to test the quality of a tennis ball you drop it onto the floor from a height of 400 m it rebounds to a height of 240 m
draw a lewis structure for clo2 use formal charges can someone give me a good explanation on how to draw this structure
a butterfly flies from the top of a tree in the center of a garden to rest on top of a flower at the gardens edge the
a city has streets laid out in a square grid with each block 135 m long if you derive north for three blocks then west
which of the following hast the greatest buffer capacity a040 m ch3coona020 n ch3cooh b 040 m ch3coona060 m ch3cooh and