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the reaction 2a3bc is first order with respect to a and b when the initial concentrations are a15x10-2 m and b 24x10-3
consider the reaction h2si2gt2hi with equilibruim k 081 if an initial concentration 10 m of each component is placed
the average distance between mars and earth is 13 x 108 miles how long will it take a picture transmitted from the
a physicist is designing a cyclotron to accelerate protons toone tenth the speed of light the magnet used will produce
initially a gas occupies 454l at stp what volume of gas in l will be occupied if the temperature increases to 49oc and
tritium is radioactive decaying by electron emission with a half-life of 125 years what is the value of the decay rate
a communications satellite is in a synchronous orbit that is 36 x107 m directly above the equator the satellite
a person who weighs 600 n is riding a 98 nmountain bike suppose the entire weight of the rider and bike is supported
the 2500 turn coil in a dc motor has an area per turn of1910-2 m2 design of the motor specifies that the magnitude
a stone is thrown horizontally with an initial speed of 75msfrom the edge of cliff a stopwatch measures the stones
calculate the difference in slope of the chemical potential against temperature on either side of a the normal freezing
a car travels at 40 kmh for 30 min and 60 kmh for 15 min how far does it travel in this
a motorist travels for 30h at 800 kmh and 40 h at 600kmh what is her average speed for the
consider a reaction in which two reactants make one product for example consider the unbalanced equation a b c you
a concave makeup mirror is designed so that a person 28 cm in front of it sees an upright image magnifiedby a factor of
two hydrogen atoms both initially in the ground stateundergo a head-on collision if both atoms are to be excited to
a student sits on a rotatingstool holding two 20kg objects when his arms are extendedhorizontally the objects are 10 m
the rear window of a van is coated with a layer of ice at0oc the density of the ice is 917kgm3 the driver of the van
ozone is depleted in the stratosphere by chlorine from cf3cl according to the following set of equations cf3cluv
a wire is formed into a120 turn loop whose diameter is 35 cm and the resistance of theloop is 4 ohms the loop is on the
you have a stock concentration of 3m acid and need a working concentration of 250mm in 100ml solution what volume of
a charged particle moves through a velocity selector at a constant speed in a straight line the electric field of the
what is the ph of the resulting solution when 1725 ml of 1800 m hcl is added to a 19 liter solution that has 074 m
the drawing shows two fully charged capacitors c1 200 microf q1 600 microf c2 800 microf q2 120 microf the switch is
a charge of -300 mc is fixed inplace from a horizontal distance of 0045 m a particle ofmass 72 x 10-3kg and charge -80