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a box weighing 600 n is at rest on a ramp at an angle of 325o with the horizontal the coefficient of static friction
1 a railroad train is traveling at 30 ms the locomotive whistle emits a loud tone at frequency 440 hza what is the
it is desired that 55 microcoulomb of charge be stored on each plate of a 25 microf - capacitorwhat potential
a calculate the acceleration due to gravity on the moon the moons radius is a176x106 m and its mass is 753x1022 kgb
let 1 and 2 be the ground state and first excited state wave functions for a particle in a deep potential well of width
each hemoglobin combine with 4 o2 if 102 g of hemoglobin combine with 16 ml of o2 at 37degree c and 724torr what is the
you were driving a car with velocity lsaquo 19 0 11 rsaquo ms you quickly turned and braked and your velocity became
the acid-dissociation constant for an acid-base indicator hin is 00000438 at 600 nm the molar absorptivities are 2230
the addition of solid naso4 to an aqueous solution in equilibrium with solid baso4 will cause what ksp at 20 degrees c
what is the minimum volume of 45m rm hcl required to completely dissolve 160g of magnesium
what volume of rm hcl solution with a rm ph of 10 can be neutralized by 1 dose of milk of magnesia assume two
what is the molar concentration of cleaning solution formed where 88 l of ammonia gas at 33 degree c and 0967atm
a boat heads directly across a river its speed relative to the water is 3 ms it takes it 539 seconds to cross but it
a 6000-kg truck is accelerating at 05 ms2 up a slope of 5 degrees if the opposing forces due to road friction and air
use the data in the simulation to find the concentration of hydroxide rm oh- ions in a 0100 m solution of rm hoac
two students are on a balcony 192 m above the street one student throws a ball vertically downward at 149 ms at the
consider the highest angle line on the diffraction pattern of cu and of pb measured at 20 celsius with cuk radiation by
what volume of nitrogen is is formed at 742 torr and 287dgree c by reacting 278 cm3 of cu is density 895 gcm3 with
a charge -11 times 10-5 c is xed on the x-axis at 9 m and a charge 8 times 10-6 c is xed on the y-axis at 4 mcalculate
one of the nuclides in spent nuclear fuel is u-253 an alpha emitter with a half life of 703 million years how long will
a point source emits 27 w of sound a small microphone intercepts the sound in an area of 063 cm2 289 m from the source
a bus accelerates at 15 mss from rest for 12s it then travels at constant speed for 25s after which it slows to a stop
1a radioactive sample contains 185 g of an isotope with a half life of 35 days what mass of the isotope will remain
a point source of source emits a tone with a power of 45 w that has a frequency of 429 hz it emits this tone into air
a 310 kg child runs with a speed of 300 ms tangential to the rim of a stationary merry-go-round the merry-go-round has