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a car is driven east for a distance of 49 km then north for 31 km and then in a direction 25deg east of north for 30 km
a 129-g mass is suspended 345 cm above a nonconducting flat plate directly above an embedded charge of q if the mass
a railroad car with a mass of 20000 kg rolls into a second stationary car with a mass of 40000 kg the cars latch
raindrops fall 1000 m from a cloud to the ground if they were not slowed by air resistance how fast would the drops be
a patients thyroid gland is to be exposed to an average of 55 microcuries for 16 days as an ingested sample of
the solubility of ar in water at 25 c is 1610-3 m when the pressure of the ar above the solution is 1atm what is the
water ripples are produced by making a cork oscillate up and down at a frequency of 5 hz the peaks of the ripples are
a promising new method of treating various types of lymphomas uses beta particles from the decay of 90y each with an
two runners start simultaneously from the same point on a circular 200-m track and run in the same direction one runs
1 in an electrolysis cell similar to the one employed in this experiment a student observed that his unknown metal
1during adulthood numerous developmental issues occur many of which revolve around the family unit itself describe
a nonconducting rod of length l 850 cm has charge -q -456 fc uniformly distributed along its lengtha what is the
note students will turn in this assignment twice first as a draft week 4 assignment and then as a final paper week 8
what is the ph of a solution which results from mixing 1000 ml of 050 m ch3cooh aq and 2000 ml of 025 m naoh aq at 25
a student prepared a stock solution by dissolving 200 grams of koh in enough water to make 150 ml of solution she then
compliance techniques this week you simply need to reflect upon your own experiences as a victim or user of compliance
to develop a presentation on strategies to cope with stress and promote wellness the presentation will be an 8- to
if a mixture of gases contained 78 nitrogen at a preasure of and 22 carbon dioxide at what is the total preasure of
the nucleus of 8be which consists of 4 protons and 4 neutrons is very unstable and spontaneously breaks into two alpha
ammonia gas decomposes according to the equation2nh3g n2g 3h2g if 150l of nitrogen is formed at stp how many liters of
we dissolve 245g of sugar in 2000g of water what is the mass percent of sugar in the
a solution contains 1000 g of water100 g nacland 150 g methanol what is the weightmass percent of methanol in the
a uniform electric field exists in the region between two oppositely charged plane parallel plates an electron is
what is the molality of a solution made by dissolving of mm1802 into of water assume the density of
if a proton and an electron are released when they are 700times1010 apart typical atomic distances find the initial