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The isotope shift of spectral lines refers to the shift in wave-lengths (or frequencies) due to the different masses of given ele-ments. Find the isotope shifts for each of the four visible Balmer series wavelengths for deuterium and tritium compared to hydrogen.
Two spheres are launched horizontally from a 1.2 -high table. Sphere is launched with an initial speed of 4.5. find the distance that sphere travels from the edge of the table
A sailboat leaves a harbor and sails 1.80 km in the direction 65 degrees sounth of east, the boath then sails 1.1 km in the direction 15 degrees north of east. the trip takes 15 minutes. what is the magnitude and direction.
To help prevent frost damage, fruit growers sometimes protect their crop by spraying it with water when overnight temperatures are expected to go below freezing. How much heat is released by the water when it freezes
A satellite with a mass of 330 kg moves in a circular orbit 8.00 multiply.gif 107 m above the Earth's surface. What is the gravitational force on the satellite
A block is given an initial velocity of 5 m/s up a frictionless 20 ° incline. How far up the incline does the block slide before coming (momentarily) to rest.
A 80-g ball collides elastically with a 320-g ball that is at rest. If the 80-g ball was traveling in the positive x-direction at 5.75 m/s before the collision
Gas is contained in a 9.00-L vessel at a temperature of 25.0°C and a pressure of 5.00 atm. Determine the number of moles of gas in the vessel
q1. a wheel 45.0 cm in diameter accelerates uniformly from 206rpm to 340 rpm in 7.0 s. how far will a point on edge of
A typical power plant uses some fuel as the source of heat (QH) to drive a heat engine that does work (W) to drive a generator that is connected to the electrical grid. Inevitably, waste heat (QC) is dumped into a river or lake. Analysis of the pl..
A simple test to determine the capabilities of a person's lungs is to have the person blow with full force into one end of a manometer. What is the pressure in the person's lungs
question1a jet plane lands with a velocity of 112 ms and can accelerate at an utmost rate of -5.50 ms2 as it comes to
A partly-full paint can has 0.55 U.S. gallons of paint left in it. (a) What is the volume of the paint, how thick is the layer of wet paint
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