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the human lungs can function satisfactorily up to a limit where the pressure difference between the outside and inside
an earthquake generates three kinds of waves surface waves l waves which are the slowest and weakest shear s waves
find the speed an alpha particle requires to come within 26 times 1014 m of a gold nucleus coulombs constant is 899
a solid sphere rolling without slipping on a rough horizontal surface with a linear speed 21ms collides elastically
carbon monoxide co is a poisonous gas because it binds very strongly to the oxygen carrier hemoglobin in blood a
q1 a man is stationary and he observes that the rain is striking him at 60 from the horizantal when he starts moving
the mariana trench is located in the pacific ocean at a depth of about 11 000 m below the surface of the water the
catalytic hydrogenation of naphthalene with one equivalent of h2 produces a single compound with molecular formula
neutron stars consist only of neutrons and have unbelievably high densities a typical mass and radius for a neutron
one isotope of a metallic element has mass number 65 and 35 neutrons in the nucleusthe cation derived from the isotope
a cylindrical storage tank has a radius of 120 m when filled to a height of 399 m it holds 13800 kg of a liquid
steam moves into the cylinder of a steam engine at a constant pressure and does 9650 j of work on a piston the diameter
a 50-ml transfer pipet and a 200-ml volumetric flask to contain is used to make 0500 m and 0125 m solutions from a
a beam of electrons traveling with speed 08 x108 ms passes through a slit of width 10-5 m because of the uncertainty in
light of wavelength 530 102 nm passes through a slit of width 0230 mma find the width of the central maximum on a
suppose a reaction has the equilibrium constant k 17 x 10-8 at a particular temperature will there be a large or small
the binding energy of an electron in a crystal lattice is 12 x10-4 ev use the uncertainty relation to estimate the size
write the reactions for which the enthalpy change will be for solid aluminum oxide include
two 120kg lead spheres are suspended from 170m -long massless cables the tops of the cables have been carefully
while the microphone is inside the tube it may be at the center or close to the wall how would it affect the
a if 323 grams of zinc oxide and 72 grams of water combine to form zinc hydroxide how many grams of zinc hydroxide must
monochromatic light of wavelength 683 nm passes through a fast shutter that opens for 10-10 s the light the emerges
a can of sardines is made to move along an x axis from x 046 m to x 120 m by a force with a magnitude given by f
a pilot sets up a simple accelerometer in the cockpit of his plane by hanging a small pendulum flying in a straight