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At what temperature is the speed of sound in helium (ideal gas, = 1.67, atomic mass = 4.003 u) the same as its speed in oxygen gas at 4.78 oC? The speed of sound in oxygen at 4.78°C is 317 m/s.
Red light of wavelength 633nm from a helium-neon laser passes through a slit 0.350mm wide. The diffraction pattern is observed on a screen 3m away.
Calculate the final equilibrium temperature assumning no heat loss after mixing occurs.
After 0.800, its displacement is found to be 0.13 on the opposite side and it has passed the equilibrium position once throughout this interval.
Outline what you know about Plasmonics? Outline what you know about Raman spectroscopy and surface enhanced Raman spectroscopy?
A 13.1 k? resistor and a capacitor are connected in series and then a 12.0 V potential difference is suddenly applied across them, Calculate the time constant of the circuit
If the average molecular mass of compounds in food is 47.5, how many molecules are there in 1.00 kg of food, Find the ratio of ion pairs to molecules
An emf of 22.0 mV is induced in a 497 turn coil when the current is changing at a rate of 9.0 A/s. What is the magnetic flux through each turn of the coil
Elucidate how academic research has influenced the development of accounting theories and the need for accounting information.
Consider a spacecraft in an elliptical orbit around the earth. At the low point, or perigee, of its orbit, it is 300km above the earth's surface; What is the period of the spacecraft's orbit
Illustrate at what angle should a curve of radius 140 m be banked, so cars can travel safely at 33 m/s without relying on friction?
A 390 g glass coffee cup is at a room temperature of 20?C. It is then plunged into hot dishwater at 80 ?C. how much heat does the cup absorb
What is the electric potential energy of a system that consists of two protons 2.1×10?15 m apart-as might occur inside a typical nucleus
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