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early in the morning when the temperature is 50degc gasoline is pumped into a cars 45 l steel gas tank until it is
use the nernst equation and data from appendix d to calculate ecell for each of the following cells enter your answer
a hunter who is a bit of a braggart claims that from a distance of 17 km he can selectively shoot either of two
1 a dampled harmonic oscillator is made from a 08kg mass on a k14nm spring with a damping constant of 400gs it is
for the cell diagram t1 and pt enter parta c with 2 siginificant digits and partb with 3 siginificant digits enter
the standard electrode potential for the reduction of eu3aq to eu2aq is 043 v use the data in appendix d to determine
a carnot refrigerator extracts 300 kj as heat during each cycle operating with a coefficient of performance of 500a
a three-step cycle is undergone by 34 mol of an ideal diatomic gas1 the temperature of the gas is increased from 210 k
what is the hybridization of phosphorus in the phosphonium ion ph4 if someone can tell me how to figure this out i
a small 125g plastic ball is tied to a very light 278cm string that is attached to the vertical wall of a room a
what is the formal charge on the singly bonded oxygens in the lewis structure for the carbonate ion please show work i
a photon emitted as a hydrogen atom undergoes a transition from the n5 state to the n2 statea find the energy of the
the current through a 686 resistor is 190 ma to the nearest volt what is the potential difference across the
how do i find the formal charge of the bromine atom in bro3- please show work and maybe an easier way to solve this i
what is the electron configuration of feii since the ii is added on do i subtract 2 from the end and make it 24 instead
a cylindrical copper rod of length 130 m and radius 160 cm is insulated to prevent heat loss through its curved surface
1what is the pressure in a 230l cylinder filled with 0740mol of nitrogen gas at a temperature of 325k answer using atm
in an experiment 210 g of aluminum with a specific heat of 900 jkgmiddotk at 100degc is mixed with 480 g of water 4186
a a balloon is floating around outside your window the temperature outside is -3 degrees c and the air pressure is
a steel tank contains 301 g of ammonia gas nh3 at a pressure of 135 106 pa and temperature of 71degca what is the
a laser used in a holography experiment has an average output power of 493 mw the laser beam is actually a series of
a disk-shaped merry-go-round of radius 263 m and mass 155 kg rotates freely with an angular speed of 0641 revs a 594
a sample of gas has an initial volume of 39l at a pressure of 715mm hg if the volume of the gas is increased to 55l
a 0123-kg ball is dropped from a height of 119 m and lands on a light approximately massless cup mounted on top of a
the north american record for highest recorded barometric pressure is 3185in hg set in 1989 in northway alaska 1