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a mass attached to a spring vibrates 15 times in 2313 seconds what is the linear frequency in hertz of the
stepwise mehcanism for the reaction of 3-methyl-3-hexanol with hcl to form
the index of refraction for red light in water is 1331 and that for blue light is 1340 a ray of white light enters the
how many grams of nickel would be electroplated by passing a constant current of 72 a through a solution of niso4 for
description on characteristics of pisces
calculate the amount of sulfer dioxide produced annually by a power plant that burns 75 million metric tons t of coal
a person with a mass of 52 kg runs with a speed of 68 ms jumps onto the outer rim of a merry-go-round the
a mixture contains h2 at 325 torr pressure n2 at 475 torr pressure and o2 at 650 torr pressure what is the total
you need a diffraction grating that will disperse the visible spectrum 400nm to 700nm through 350 degrees in the
an alkaline earth metal m combines with a halide x will the resulting compound be ionic or covanlent why what is the
two and one-half kg of ice at temperature t 0ordmc is melted into water at the same temperature by placing it in
three particles have the same electon configuration one is a cation of an alkali metal one is an anion of the halide in
a spaceship of mass 23times106 is cruising at a speed of 56times106 when the antimatter reactor fails blowing the ship
a dry cleaning fluid composed of carbon and chlorine was found to have the composition 145 carbon and 855 chlorine its
in an emergency you need to run a radio that uses 393 w of power when attached to a 160 v power supply the only power
a typical hot pack is designed to reach a temperature of approximately 50 degrees celsius starting from room
if the antacid for analysis is known to be phillips milk of magnesia the solution does not need to be heated but if the
a constant 60 n net force acts for 40 s on a 12 kg object what is the objects change in
an objects angular momentum changes by 10 kgm2s in 20 s what magnitude average torgue acted on this
show the long hand and short hand electron configuration and orbital diagram for elements with these atomic numbersa
an ac generator supplies an rms voltage of 230 v at 500 hz it is connected in series with a 0600 h inductor a 540 f
an ice skater has a moment of inertia of 50 kgm2 when her arms are outstretched at this time she is spinning at 30
a 71cm diameter horizontal pipe gradually narrows to 57cm when water flows through this pipe at a certain rate the
what is the molar solubility of silver chromate in a solution of 020 m silver nitrate ksp for silver chromate is 11 x
a determine the ph at the equivalence point in the titration of 250 ml of 0100 m naoh with 100 m hno3 b what is the ph