please be clear with the steps to solve and thanks so much!m = 145g
= 0.145Kg
v = 30m/s
h = 6.625*10^-34 J-sec
= h/mv
= 6.625*10^-34/(0.145*30)
= 1.52*10^-34 m
The wave length is much smaller than diameter of of an atom [100Pm = 10^-10m ]
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A baseball pitcher throws the ball in a motion where there is rotation of the forearm about the elbow joint as well as other movements. If the linear velocity of the ball relative to the elbow joint is 18.1 m/s at a distance of 0.500 m from the joint and the moment of inertia of the forearm is 0.550 kg.m², what is the rotational kinetic energy of the...
Chem 1 problem. Please answer all with steps.
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2. What is the change in energy associated with the transition of an electron from the n 4 energy level to the n 2 level in a hydrogen atom? What frequency of light does this correspond to? What wavelength of light does this correspond to?
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0.00 Molecular Orbital Theory 10.61 Describe the electronic structure of each of the following, using molecular orbital theory. Calculate the bond order of each and decide whether it should be stable. For each, state whether the substance is diamagnetic or paramagnetic. a. B2 b. B2+ CO2 10.62 Use molecular orbital theory to describe the bonding in the following. For each one, find the bond order and decide...
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A mass sits on a platform which oscillates vertically in simple harmonic motion at a frequency of 5 Hz. Show that the mass loses contact with the platform when the amplitude exceeds 1 cm. (Assume g 9.8 m/s2.) Hints: The mass loses contact with the platform if the downward acceleration of the platform exceeds g. To keep the mat i.e., choose x = A...
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An optical disk drive in your computer can spin a disk up to 10,000 rpm (about 1045 rad/s). If a particular disk is spun at 675.4 rad/s while it is being read, and then is allowed to come to rest over 0.167 seconds, what is the magnitude of the average angular acceleration of the disk? rad average angular acceleration If the disk is 0.12 m in diameter, what...
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An optical disk drive in your computer can spin a disk up to 10,000 rpm (about 1045 rad/s). If a particular disk is spun at 822.1 rad/s while it is being read, and then is allowed to come to rest over 0.435 seconds, what is the magnitude of the average angular acceleration of the disk? rad average angular acceleration: If the disk is 0.12 m in diameter, what is...
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A charge of 100 AHC is at the center of a cube of edge 75.0 cm. No other charges are nearby. (a) Find the total flux through each face of the cube. (b) Find the flux through the whole surface of the cube N m2/c (a) would change O (b)...
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I'm having trouble solving this problem... Could you please
solve it using clear detailed steps so that I can better understand
how to tackle it next time?
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A particle with a charge of -60.0 nC is placed at the center of a nonconducting spherical shell of inner radius 20.0 cm and outer radius 31.0 cm. The spherical shell carries charge with a uniform density of-3.88 μC/m3. A proton moves in a circular orbit just outside the spherical...
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brass ball gets so that it gets stuck in the ring. I've measured a similar piece of equipment. At room temperature (23 °C) the diameter of the ball is 1.90 cm and the inner diameter of the ring is 1.92 cm. How hot does the ball have to get in order for the ball to just get stuck? Hint: think of the diameter of the ball as a linear dimension, and find...
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11. How many atoms of hydrogen are in 1.00'mole of water? 6.02 x 10 b. 1.20 x 10 c. 1.81 x 10 d. 2.41 x 10 e. 3.01 x 10 a. 12. Determine the number of sulfur atoms in 27.1 g of molecular sulfur (S.). a. 0.845 b. 5.27 x 10 c. 5.09 x 10 d. 2.07 x 10 e. 0.106 13. What is the mass of 2.2 x 10 CO, molecules?...