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what are the forces on two charges of 050 c and 20 c respectively if they are separated by a distance of 30 m there is
find the force of electrical attraction between a proton and an electron that are 53 x 10-11 m apart the arrangement in
a current of 150 a flows in a conductor for 60 s how much charge passes a given point in the conductor during this time
what is the voltage of the 025-c charge in exercise 7exercise 7a current of 150 a flows in a conductor for 60 s how
if an electrical component with a resistance of 50 is connected to a 120-v source how much current flows through the
suppose the two resistors in exercise 19 were connected in parallel what would be a the current and b the power in this
a student in the laboratory connects a 10-omega resistor a 15-omega resistor and a 20-omega resistor in series and then
the student in exercise 21 repeats the experiment but with the resistors connected in parallela what is the currentb
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a transformer has 300 turns on its secondary and 100 turns on its primary the primary is connected to a 12-v sourcea
a transformer has 500 turns on its primary and 200 turns on its secondarya is this a step-up or a step-down
a transformer with 1000 turns in its primary coil has to decrease the voltage from 4400 v to 220 v for home use how
a power company transmits current through a 240000-v transmission line this voltage is stepped down at an area
calculate the rotational partition function of h2o at 298k fromits rotational constants27878 cm-1 14509 cm-1 and 9287
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mass measurements of the crucible lid and sample are performed only at room temperature why is this technique necessary
if the mass of an impure acid is 180g and mass of impurity is 123g calculate the percentage impurity of the
you designed a camping stove that uses liquid propane as fuel and is so efficient that combustion takes place at 120 oc
you prepare a buffer solution from 100 ml of 0100 m mops 3-morpholinopropane-1-sulfonic acid and 100 ml of 0080 m naoh
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a 1000-ml aliquot of a solution containing cu2 and ni2 is treated with 2500 ml of a 004978 m edta solution the solution
draw the electronic absorption spectrum applying the 1st- order approximation for peroxide and briefly explain whether
question 1 what role has the federal government usually played in providing capital outlay funding2 briefly discuss
assignment 1acids bases redox molarity titration nbspnbspnbspnbspnbsp1 identify each of the following aqueous solutions