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a hydrogen atom in a state having a binding energy the energy required to remove an electron of 085 ev makes a
80-m aluminum bar is held with its length parallel to the east-west direction and dropped from a bridge now before the
1 methanol is a probable replacement for gasoline the entire combustion of methanol forms carbon dioxide and
an ion having a 4 charge as well as a mass of 499 amu has 2 electrons with principal quantum number n 1 8 electrons
assume a beam of 50 ev protons strikes a potential energy barrier of height 60 ev and thickness 056 nanometer at a rate
a bat emits a sound whose frequency is 80 khz the speed of sound in air at 200degc is 343 ms however the air
a gaussian surface in the shape of a right circular cylinder by end caps has a radius of 102 cm and a length of 120 cm
a 75 cm diameter horizontal pipe gradually narrows to 45 cm when water flows during this pipe at a certain rate the
when an earthquake occurs two types of sound waves are generated and travel through the earth the primary or p wave has
find out the lime and soda ash dose in mgl as caco3 to soften the following water to a final hardness of less than 90
a hunter is standing on flat ground between two vertical cliffs that are directly opposite one another he is closer to
a merry-go-round is stationary a dog is running on the ground just outside its circumference moving with a constant
explain the influent suspended solids concentration to a primary settling tank is 435 mgl explain the average flow rate
while drawing the stereoisomers for 1-bromo-2-chlorocyclohexane in the trans pair does it matter if the h on the c with
an electric field of 670times105 vm is desired between two parallel plates each of area 400 cm2 and separated by 0410
a 30 gram particle undergoes shm with amplitude of 20 mm and a maximum acceleration of magnitude20 multiplied by103 ms2
the reason of a banked curve is to allow vehicles tomaneuver during the turn without relying on static tire friction to
at a coal-burning power plant a steam turbine is operated with a power output of 607 mw the thermal efficiency of the
an industrial wastewater effluent is treated utilizing a complete mix activated sludge process with a two secondary
under the action of a certain torque a body of moment of inertia i4kgm2 rotates about a fixed axis assume that at an
a 75 kilogram man sits on a 37 kg chair each leg of the chair makes contact with the floor in a circle that is 13
explain which of the following represents the change in electronic configuration that is associated with the first
a car going 110 kmh southwest reaches a curve in the road suppose that the curve is an arc of a circle after rounding
explain what the theorectical yield of aluminum oxide is if 280 mol of aluminum metal is exposed to 240 mol of
a 500 kilogram small bullet is fired horizontally into a 120-kilogram wooden block resting on a horizontal surface the