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Gasoline is made up of hydrocarbons. Suppose 80% of mass of gasoline is carbon and all of this becomes CO2 in combustion. If the density of gasoline is 6.7 lb/gal, how much CO2 is emitted per gallon of gasoline burned? The atomic mass of carbon is 12 grams/mole and is 16 for oxygen
q1. far in space where gravity is negligible a 450 kg rocket travelling at 77 ms fires its engines. the thrust force as
An electron and a proton are separated by 2.4 nm, What is the magnitude of the force on the electron
An ocean liner leaves New York City and travels 19.2 ° north of east for 186km. How far east and how far north has it gone? In other words, what are magnitudes of the components of the ship's displacement vector in the directions (1) due east and ..
a moon probe falls to the moons surface from an orbital height of 16 km. what is the final velocity ms as it hits the
Light is emited from an ordinary lightbulb filament in wave-train bursts about 10^-8s in duration. What is the length in space of such wave trains
suppose the original experiment is done on the Moon, where g, the acceleration due to gravity, is about one-sixth of g on Earth. If the magnet is dropped from height H, how will the graph compare to the original graph
A 0.031 kg aluminum bullet traveling at 487 m/s strikes an armor plate and comes to a stop. what is the bullet's temperature change in degrees Celsius
A sample containing beryllium (atomic mass 9 u), aluminum (27 u), and an unknown element is placed in a mass spectrometer. What is the mass of the unknown element
An automobile having a mass of 1,000 kg is driven into a brick wall in a safety test. The bumper behaves like a spring with constant 5.85 106 N/m, What was the speed of the car before impact
A crate is held at rest on a frictionless 53 degree ramp by a rope parallel to the incline. If the tension in the rope is 7000 N, what is the mass of the crate
A nanowire is a (nearly) one-dimensional structure with a diameter on the order of a few nanometers. What is the tension in the middle
two small beads having positive charges 3q and q are fixed at the opposite ends of a horizontal, insulating rod, extending from the origin to the point x=d. a third small chatged bead is free to slide on the rod. at what position is the third bead..
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