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a block is projected up a frictionless inclined plane with initial speed v0 344 ms the angle of incline is 324dega
a solution of h2so4aq with a molal concentration of 322 m has a density of 1183 gml what is the molar concentration of
a proton accelerates from rest in a uniform electric field of 628 nc at some later time its speed is 110106 msa find
calculate the power required to compress 10kgs of air from 1atm and 57 degree c to 3atm and 707 degree ct310k h2904
after carrying out the reaction why does a precipitate solid form when you pour the reaction mixture on
the speed of an ion in a particle accelerator is doubled from 0460c to 0920c the initial relativistic momentum of the
a circular loop of diameter 10 cm carrying a current of 020 a is placed inside a magnetic field 030 t the normal to
if a solution has a ph 70 and cd2 is added to it the ksp of cdoh2 25 x 10-14 what molar concentration of cadmium ion
niacin is one of the b vitamins and it acts in solution as a weak acid call it hn if a 200 x 10-2 m of hn is prepared
a 12 gram ball is dropped form a height of 250m and is moving and is moving at 32ms just before it hits the floor was
a solution of nh4cl is prepared and its molarity is 100 x 10-3 what is the ph of this solution show all
a spherical bowling ball with mass m 4 kg and radius r 0108 m is thrown down the lane with an initial speed of v 88
a 001m solution of acid has has a ka16 x 10-10 and a concentration of naas of 129 x 10-3 molar a what is the ph of this
will b-myrcene and allo-ocimene structures not form diels-alder adducts with maleic anhydride explain why in each
brian is trying to pull julie on a sled across a flat snowy field brian pulls on a rope attached to the sled brians
a uniform crate with a mass of 173 kg rests on a horizontal floor with a coefficient of static friction between the
the side rection most often encountered in diels-alder syntheses is dimerization in which the diene also acts as a
will cooh2 precipitate from solution if the ph of a 0020m solution of cono32 is adjusted to a value of 800 ksp for
kilograms of water are changeda from ice at 0c into liquid water at 0c andb from liquid water at 100c into steam at
how many moles of nabro should be added to 1 l of 0200 m hypobromous hbro acid to obtain a buffer of ph 880 assume no
an astronaut of 100 kg including space suite is conducting a apcewalk and exerts a force of 40 n on a 10000 kg
a compound cn is a weak organic base a 350 x 10-2 m solution has a ph 113 calculate the kb for cn the reaction is
a student of weight 658 n rides a steadily rotating ferris wheel the student sits upright at the highest point the
the compound ca3po42 has a ksp of 20 x 10-29 if the phosphate ion concentration is adjusted to a value of 25 x 10-2