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a 69kg person sits on a 38kg chair each leg of the chairmakes contact with the floor in a circle that is 11cm
if 2825 ml of so2 is allowed to react with 1653ml of o2 both measured at 303k and 478mmhg what is the limiting
what volume of 0100m naoh is required to precipitate all the nickelii ions from 1500 ml of a 0228m solution of
the drawing shows a parallel plate capacitor that is moving witha speed of 34 ms through a 43-t magnetic field the
the toxicity of -carvone in rats is about 400 times greater than that of --carvone how do you account for
when an air capacitor with a capacitance of 400 nf 1nf10-9 fis connected to a power supply the energy stored in the
a 500kg sack of flour is lifted vertically at a constantspeed of 350ms through a height of 150ma how great a force is
how much voltage must be used to accelerate a proton radius 12x10-15m so that it has sufficient energy to just
a 01025 g samle of copper metal is dissolved in 35 ml of concentrated hno3b to form cu2 ions and then water is added to
a wire made of tungsten is 783 m long and has a cross-sectional area of 273 multiplied by 10-7m2 it is observed that
air is 21 by vol oxygen oxygen has a density of 131 gl what is the volume in liters of a room that holds enough air to
a scientist wants to make a solution of tribasic sodium phosphate na3po4 for a laboratory experiment how many grams of
a car moves along an x axis through a distance of 950 mstarting at rest at x 0 and ending at rest atx 950 m through
an electron ismoving at a speed of 12 104 msin a circular path of radius of 19 cminside a solenoid the magnetic field
what is the percent by mass of water in iron ii sulfate heptahydrate feso47h2o or what percent of the molar mass of
it is found experimentally that the electric field in a certainregion of earths atmosphere is directed vertically down
a quarterback throws a pass that is a perfect spiral in otherwords the football does not wobble but spins smoothly
a police officer is driving due north at a constant speed of27 ms relative to the ground when shenotices a truck on the
how would you change the procedures in the chapterdibenzalacetone by the aldol condensation reaction if you wished to
a copper plate has a length of 012 m and a width of 010 m at25 degrees c the plate is uniformly heated to 175 degreesc
so the dyes to be seperated were 025 sodium fluorescein 02 methylene blue and a dye mixture when 95 ethanol was used as
an antelope moving with constant acceleration covers thedistance between two points 700m apart in 700s its speed as
you have 277 ml of 125m potassium chloride solution but you need to make a 050m potassium chloride solution how many ml
a solid uniform sphere of mass m and radius r has atranslationavelocity of 10ms while rolling wo slipping assumingit
a long thin uniform rod lies motionless in a friction freehorizontal plane along the y-axis it is pinned to the ground