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the ionization energy of co is greater than that of no explain this difference based on the elctron configuration of
write a mechanism for the formation of n-2 4-dinitrophenyl aniline via nucleophilic aromatic substitution show all
a sealed tube 05 l in volume confines two moles of an ideal gas at a pressure of 2 atma what is the average kinetic
1 calculate the millimoles of sodium hypochlorite used in the reaction 23ml of a 525 solution clorox compare this value
a mass of 02 kg attached to a spring oscillates on a frictionless horizontal surface its motion is described by x 005
one kg of air is compressed from v20m3 and p400kpa to v547m3 to p1200kpa find the work during the compression
an unknown gas is held in 2 separate containers with identical number of moles of gas the volume of container 2 is 0347
suppose 199 w of heat flows by conduction from the blood capillaries beneath the skin to the bodys surface area of 137
a heat engine produces 12000 w of power and operates at an efficiency of 21 what is the heat input to the
suppose that the reaction a---gt products is exothermic and has an activation barrier of 75kjmol sketch an energy
a horizontal magnetic field of 20times104 t is at an angle of 25 to the direction of the current in a straight
using the definition of the gibbs free energy it is possible to state the general inequality for equilibrium and
a 100-g solid sample containing a mixture of nacl and h3c6h5o7 a triprotic acid is dissolved in 15 ml of water
a the starter motor of a car engine draws an electric current of 420 a from the battery the copper wire to the motor is
the energy required to dissociate the h2 molecule to h atoms is 432 kjmol h2 if the dissociation of an h2 molecule were
a a d 440 mm diameter wire carries an electric current of i 134 a when the electric field is e 622times10-2 vm along
the energy of a photo is 316 times 10-19j what is the wavelength of the corresponding light what is the color of this
we preformed a potentiometric titration of fe2 by ce4 in lab and needed 973 ml of 1 m ce4 to reach the equivalence
a an uncharged capacitor and a resistor are connected in series to a source of emf if 843 v c 226 f and r 117
how do you write chemical formulas for cobalt ii hydorgen carbonate and sulfur
a belt wraps around a pulley of radius 73 cm that drives the compressor of an automobile air conditioner the tension in
a microbiologist is preparing a medium on which to culture e coli bacteria she buffers the medium at ph 700 to minimize
a box slides across a frictionless floor with an initial speed v 49 ms it encounters a rough region where the
you are to prepare a buffer at a ph of 900 using 050 molliter hcn and 036 molliter nacn if you begin with 2500ml of 036
the tension in a copper wire of length 05 m with two ends fixed is 200 na what is the tensile stress if the cross