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the two alkenes below react with hi at different rates draw the structural formula of the major product formed by the
the drawing shows two boxes resting on frictionless ramps onebox is relatively light and sits on a steep ramp the other
when four people with a combined mass of 340 kg sit down in acar they find that the car drops 090 cm lower on its
a sample of air was compressed to a volume of 270 l the temperature was 2970 k and the pressure was 870 atm how many
given that 190 moles of carbon monoxide gas are present in a container of volume 336 l what is the pressure of the gas
a student uses an audio oscillator of adjustable frequency tomeasure the depth of a water well two successive resonant
a system expands from 100 l to 200 l against a constant external pressure of 100 atm what is the work w done by the
in an electric shaver the blade moves back and forth over adistance of 21 mm in simple harmonic motion with frequency
a 322 g iron rod initially at 230 c is submerged into an unknown mass of water at 630 c in an insulated container the
when 1 mol of a fuel is burned at constant pressure it produces 3455 kj of heat and does 10 kj of workwhat is the value
a particular type of automobile storage battery is characterized as425-ampere-hour 99 vwhat total energy can the
a certain substance has a mass per mole of 39 gmol when 288 jis added as heat to a 285 g sample ofthis material its
a 170-mh inductor with internal resistance of 220 omega is connected to a 120-v rms source if the average power
an unstable particle is at rest and suddenlybreaks up into two fragments no external forces act on theparticle or its
a very long wire generates a magnetic field of 9x 10-7 at a distance of 3 mm what is the magnitude of the
a 540-w space heater is designed for operation in germany where household electric outlets supply 230 v rms service
you are given a 120 v batterya hairdryer designed to workproperly at 120 v where its rated at 1200 w and a mixer
a wire encloses an irregularly shaped surface that is symmetric about the z-axis and lies in the xz-plane a 2a current
you are given a 9 v battery and three bulbs rated atrespectively 9v 5 w 9v 2w and 12 v 6w assume that the battery has
in a fusion reaction two deuterium nuclei combine to form a helium nucleus one of the incident nuclei is initially
a cylindrical cable with 159 x 10-8 m resistivity carries a current of 1000a there is a potential difference of 19 x
there are four charges each with a magnitude of 206 muc two are positive and two are negative the charges are fixed to
a long solenoid with 100 turnscm and aradius of 700 cm carries a current of280 ma a current of 500 a exists in a
how much heat is required to warm 140l of water from 220 c to 1000 c assume a density of 10 gml for the
water flows over a section of niagara falls ata rate of 120 x 106 kgs and falls 500 m what is the power dissipated by