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Calculate the approximate radius of a nucleus of gold, 197 79Au. (You can ignore the binding energy of the nucleus for this calculation.)Calculate the approximate volume of a nucleus of gold, 197 79Au.Calculate the approximate density (in kg/m3) of a nucleus of gold, 197 79Au.
A(n) 51.1 kg astronaut becomes separated from the shuttle, while on a space walk. She finds herself 72.4 m away from the shuttle and moving with zero speed relative to the shuttle.
A steel wire of length 1.97m with circular cross section must stretch no more than 0.270cm, What minimum diameter dmin is required for the wire
directed into the plane of the computer screen as shown in the figure. Identify the magnitude and direction of the resultant magnetic field at P.
Menthol is a crystalline substance with a peppermint taste and odor. When 1.45 g of menthol is dissolved in 25.0 g of cyclohexane, Calculate the molar mass of menthol
A lightbulb has a resistance of 230?when operating with a potential difference of 180V across it. What is the current in the lightbulb?
A block rests on the frictionless horizontal surface and is attached to a spring. While set into simple harmonic motion, block oscillates back and forth with an angular frequency of 6.5 rad/s.
When 1g of natural gas is burned in a stove, about 56kJ ofheat is produced. How much mass is lost in the process? Can this mass change be directly measured
Star formation appears to be promoted by sending shock waves through a dark cloud of the interstellar medium. Give two sources that can produce these shock waves.
A box of mass 8 kg is pulled by a force F = 50N for a distance d = 3m while friction f opposes the motion. What is the work done by the force F, the work done by friction f and work done by gravity
A wheel released from rest is rotating with constant angular acceleration of 2.2 rad/s2. Through what angle has the wheel turned
The electric field E = (5.7, 2.7, 8.1) N/C passes through a square surface whose area vector is A = (1.7, -3.4, 0.55) m2. Compute what is the electric flux through the surface
You slide a box of books at constant speed up a 34 degree ramp, applying a force of 190 Newton directed up the slope. Calculate what is the mass of the box
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