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a solenoid is 20 m long and with an inner radius of 30 cm and 1000 turns of wire when running the solenoid produces a
you have a 10 m long copper wire you want to make an n -turn current loop that generates a 10 mt magnetic field at the
a circular loop of wire has an area of 03 m2 it is tilted by 45deg with respect to a uniform 040 t magnetic field what
a buffer is prepared by mixing 02 mole of hcooh with 03 mole of nahcoo in a volume of 200 ml how many grams of naoh
a 100 molar solution of acetic acid is titrated with 200 molar solution naoh what is the ph at equivalence
a solid conducting sphere of radius a carries an excess charge of 6 microc this sphere is located at the center of a
an aqueous solution of sodium chloride in an electrolytic cell is subjected to a current of 250 amps for 150 minutes
on a day when the wind is blowing toward the south at 3 ms a runner jogs west at 4 ms using the vector addition
explain the coordination chemistry and chemical speciation utilized in the analysis of fluoride in water samples by
2 co no33 3 nh42 s co2 s3 6nh4 no3 how many nitrogen atoms are on each side of the
consider a capacitor c being discharged through a resistor r as shown in figure a the initial potential difference
calculate the osmotic pressure in torr of 600 l of an aqueous 0896 m solution at 300 deg c if the solute concerned is
how does the count rate vary with distance from a point source if the counter is moved twice the distance from the
a mass m 100g is released from rest from 10m above the horizontal level the diameter of the circular disk is 40cm
consider the following generic chemical equation a3bc what is the limiting reactant when each of the following amounts
a voltaic cell consists of a znzn2 half-cell and a nini2 half-cell at 25c the initial concentrations of ni2 and zn2
polyethylene is a synthetic polymer or plastic with many uses 141 g of a polyethylene sample was dissolved in enough
2 cu s s s cu2 s sa how many electrons are gained or lost by each sulfur atomb how many electrons are gained or lost
a runner in a race takes 27 seconds to go from the 40 meter mark to the 70 meter marka what is the runners speed in msb
a typical single drop of liquid water has a volume of approximately 005 ml assuming the density of liquid water is 10
a tungsten wire is 150m long and has a diameter of 100 mm at 20 degrees celsius a current of 50ma flows through the
what is the boiling point change for a solution containing 0841 moles of naphtalene a nonvolatile nonionizing compound
a photon with a wavelength of 590e-11 m is scattered by a loosely bound electron in a metallic target and exits at an
if 231 grams of the vapor of a volatile liquid is able to fill a 498 ml flask at 100 degrees celsius and 775 mmhg what
there is a methodexperiment called the vapor density method beginning with the ideal gas equation show how the density