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what new compound will be produced in high yield if 2-tert-butyl-chlorooxirane will be treated with sodium methoxide in
a student throws a baseball at a large gong 61 m away and hears the sound of the gong 15404 s later the speed of sound
a particle of mass m is conned in a one-dimensional innite well v x 0 if 0 le x le a v x infin if x lt 0
phosphorus pentafluoride is a colorless gas that fumes strongly in air phosphorus pentafluoride has a boiling point of
suppose that an 800 laboratory animal ingested 120 of a substance that contained 245 by mass an alpha emitter with a
distinguish between which are aromatic compound given multiple structures how can you tell the difference between which
the total heat of hydration of 1 mol of gas li ions and cl ions is -865 kj the lattice energy of licl is 828 kjmol
a uniformly charged straight filament 450 m in length has a total positive charge of 200 microc an uncharged cardboard
strontium nitrate is used in as an oxidant in fireworks where it also produces a nice red color answer the following
a bus makes a trip according to the position-time graph shown in the illustration what is the average acceleration in
a car starts from rest and travels for 100 s with a uniform acceleration of 30 ms2 the driver then applies the brakes
the deltago for the change from liquid to gaseous water is positive non-spontaneous however we all know that liquid
a horizontal force of 2 n does nothing to move a large book along a desk but a force of 18 n can keep the book
what is the total pressure in atm in a 150 l flask 200 degrees celcius which contains 0127 moles of h2 and 0288 moles
merry-go-round is at rest before a child pushes it so that it rotates with a constant angular acceleration for 340 s
a gray kangaroo can bound across a flat stretch of ground with each jump carrying it 90m from the takeoff point take
which of the following solutions would have the highest ph value assume that they are all initially 010 m
a woman at an airport is towing her 235-kg suitcase at constant speed by pulling on a strap at an angle above the
the mechanism for the reaction 2no o2----gt 2no2 is believed to involve the following steps 1- 2nolt----gt n2o2 fast
the string of a conical pendulum is 540 cm long and the mass of the bob is 027 kga find the angle between the string
a reaction has a rate constant of 000117 s-1 at 400 k and 0689s-1 at 450 k1- calculate the activation energy ea and the
how do you tell zeroth first and second orders apart graphically like how zeroth is supposed to be linear also what are
a proton accelerates from rest in a uniform electric field of 644 nc at some later time its speed is 142 106 ms find
a point charge of 76 c is located 027 m from a second point charge of -49 c what is the absolute magnitude of the force
what volume of 600 m sodium hydroxide in millimeters must be diluted to 2290 ml to make a 150 m solution of sodium