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you are in a rollercoaster that goes over a hump of radius 10 m at 50 mph luckily there is a harness holding you in
four charges q are located at the corners of a square of sides what is the electric potential at the center of the
a 90 ohm and a 60 ohm resistor are connected in a series to a 12v battery a what is the current on the circuit b what
a 80 ohm and a 40ohm resistor are connected in parallel to a 12vbattery a what is the current in in the circuit b what
a high energy pulsed laser emits 350 nano second-long pulse of average power 170nbsptimesnbsp1011nbspw the beam is
two astronauts are 160 m apart in their spaceship one speaks to the other the conversation is transmitted to earth via
a jet turbine engine starts at rest and accelerates to an angular velocity of 1100 rads in 38 s the moment of inertia
a merry-go-round with a mass of 250kg and a radius of 3 m as a moment of inertia formula of imbullr2 and is rotating
melinda wants to lose 15 pounds by summer which is 20 weeks away she currently weighs 150 pounds and is maintaining her
explain the concept of behavior modification in a weight-loss program and describe some of the strategies one might
how much energy is loss by an electron if it moves from the negative to the positive terminal of a 24-v battery give
two wires with the same length but different cross sectional area which wire has a larger electric
consider an lc circuit in which the inductance is 627 mh and the capacitance is 011 microfa what is the resonant
a a hydrogen atom has its electron in thenbspnnbsp 2nbsplevel the radius of the electrons orbit in the bohr model
vector a has a magnitude of 800 units and makes an angle 45 degrees with the positive x-axis vector b also has a
adult and child in 1m wide revolving door adult pushes to get through door but the child counteracts by pushing in the
in 1897 english physicist jj thomson discovered the electron with a very elegant and relatively simple experiment
given the following informationbenzoic acidc6h5coohkanbspnbsp63times10-5ammonianh3kbnbspnbsp18times10-51nbspwrite the
it is not necessary to include states such as aq or snbspif a box is not needed leave it blankif no reaction occurs
the interaction of o3 with koh gives ozandies according to the following equation3kohs 2o3g 2ko3s koh h2o s 12 o2
imagine an experiment in which a mixture composed of the following five compounds is subjected to tlc anaylsis ph-och3
a 225 g sample of ammonium carbonate contains how many mole of ammonium ionscan you walk me thru step by step pleasemy
potassium superoxide is a deep blue-purple solid that forms on the surface of freshly cut potassium metal the
a general rule for hydrocarbons is that the higher the molecular weight the less flammable the hydrocarbon isusing this
what is the ph of anbsp0048nbspmnbsph2so4nbspsolution andnbspwhat is the ph of a 0219 m weak acid with a pka of 522