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at a distance of 65 centimeter a mosquito can barely be heard at a sound level of 49 dba evaluate what is the intensity
utilizing thermodynamic data from your notes compute the change in gibbs free energy for each of the following
a headphone manufacturers warn that to protect your hearing the sound level should not be greater than 68 db compute
a 12 volt battery potential source is connected across a 6 microf air filled capacitora determine how much energy can
explain at a given temperature the elementary reaction a equilibrium b in a forward direction is first order in a with
two conducting rails 30 centimeter apart rest on a 5o ramp they are joined at the bottom by a 060 omega resistor and at
if the plasmid dna is 5200bps define what is the concentration of 37 ngul of the plasmid expressed in nm um or
five long parallel wires in anbspxynbspplane are separated by distancenbspdnbsp 35 centimeter the currents into the
a large rectangular raft density 408 kgm3 is floating on a lake the surface area of the top of the raft is 74 m2 and
look up the pkb of aniline in aqueous solution define what this value means in terms of the base strength of aniline in
you hook a pipe with an hourglass shape to a water hose the diameter of the large ends is 6 centimeter and the narrow
a new potential heart medicine code-named x-281 is being tested by a pharmaceutical company pharma-pill as a research
the potential difference between a pair of oppositely charged parallel plates is 439 volta if the spacing between the
we have utilized the concepts of the first law of thermodynamics internal energy energy enthalpy heat and work in
an air-filled capacitor consists of two parallel plates each with an area of 760 cm2 separated by a distance of 180
a determine how much charge is on each plate of a 5 microf capacitor when it is connected to a 12 volt batterymicrocb
an electron moves in a circular path perpendicular to a uniform magnetic field if the speed of the electron is 250 x
a determine the speed of a proton that is accelerated from rest through a potential difference of 148 voltmsb determine
a meteor with a mass of 1 kilogram moving at 20 kms collides with jupiters atmosphere the meteor penetrates 100
an ideal air-filled parallel-plate capacitor consists of plates that are 1 millimeter apart and have an area of 15 x
suppose the equilibrium constant kc for the reaction below is 170x10-1 define what will be the equilibrium pressure of
a solenoid of length 50 centimeter is made of 11000 circular coils it carries a steady current of 11 amp near its
the solid wood cylinder madder of oak with a uniform density of 750 kgm3 is dropped in the ocean which has a density
a long string is moved up and down with simple harmonic motion with a frequency of 42 hertz the string is 543 meter
a spherical oil droplet with nine excess electrons is held stationary in an electric field between two large horizontal