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two cylinders each contain 030 mol of a diatomic gas at 270 k and a pressure of 30 atm cylinder a expands isothermally
a wire is formed into a circle having a diameter of 103 cm and is placed in a uniform magnetic field of 284 mt the wire
410g of nitrogen gas at 200 c and an initial pressure of 270 atm undergo an isobaric expansion until the volume has
an electron and a positron have masses of 911 10-31 kg they collide and both vanish with only electromagnetic radiation
a conductor bar ab of length 06 m is moving on two conducting rails with a speed v 36 ms perpendicular to a uniform
first of the reactant is 2-methyl-2-butanol and the products are 2-methyl-1-butene and 2-methyl-2-butene i started out
a proton moving in a circular orbit of radius r 45 cm in a uniform magnetic field of 065 t perpendicular to the orbit
quantitative relationship between entropy and number of microstatesquantitative relationship between entropy and number
a long solenoid of length of 50 cm and an area 40 cm2 has 320 turns what is its self inductance if the current in the
a 12 inch diameter ball of pure cobalt metal at 225 deg celcius was placed in 10 gal of water at 15 deg celcius what is
a uniform magnetic field increases from 10 t to 12 t inb 05 swhat is the rate of change of the magnetic fieldwhat is
a long solenoid of 24 turns per cm carries a current of 16 awhat is the magnitude of the magnetic field in the solenoid
what is the change in the cell voltage on decreasing the ion concentrations in the anode compartment by a factor of 10
a circular coil of 15 turns and area 40 cm2 carries a current of 12 awhat is the magnetic moment of the coilwhat is the
calculate the standard emf of a cell that uses mgmg2 and cucu2 half-cell reactions at
a galvanic cell consists of a mg electrode in a 10 m mgno32 solution and a ag electrode in a 10 m agno3 solution
when copperii carbonate is placed in pure water what is the concentration of copper ions at
a battery of internal resistance r 02 and emf e 120 v if the battery is connected to a device of resistance 60 ohms
the solubility of benzoic acid in water is 680g per 100ml at 100 degrees c and 034 g per 100ml at 25 degrees ccalculate
what is the ph of a solution formed after titrating 25 ml of 0150 m acetic acid with 150 ml of 0150 m sodium hydroxide
a 30-cm object is placed 80 cm in front of a mirror the virtual image is 40 cm further from the mirror when the mirror
a 60-ft tall football player stands in front of a plane mirror how tall must the mirror be so that the football player
suppose you carry out a tlc separation of acetaminophen and phenacetin on silica gel using a nonpolar solvent which
a dime is placed in front of a concave mirror that has a radius of curvature r 015 m the image of the dime is inverted