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One mole of the carbon-12 isotope contains 6.022 × 1023 atoms. What volume in m3 would be needed to store one mole of cube-shaped children's blocks 2.00 cm long on each side?
a. 4.8 × 10^18
b. 1.2 × 10^22
c. 6.0 × 10^23
d. 1.2 × 10^24
A particle moves along the x axis. It is initially at the position 0.210 m, moving with velocity 0.090 m/s and acceleration -0.340 m/s2. Find its velocity at the end of this time interval
The place you get your hair cut has two nearly parallel mirrors 7.0 apart. As you sit in the chair, your head is 1.5 from the nearer mirror. How far away does the back of your head appear to be
Consider two masses that hang from an overhead beam. The first mass of 62.9 kg is attached to the beam using an ideal rope. Find the tension in the lower rope
To measure the speed of a bullet, the following situation is setup. A wooden block(m=0.50kg) is put on top of a fencepostwith a height of 1.5m. The bullet (m=.010kg) strikes theblock from a perfectly horizontal direction and remains embedded init.
In a classic carnival ride, patrons stand against the wall in a cylindrically shaped room. Once the room gets spinning fast enough, the floor drops from the bottom of the room! What is the speed of a person "stuck" to the wall
A diffraction grating with 600 lines per mm is illuminated with light of wavelength 520. What is the distance between the two fringes
A superwoman is travelling in a rocketcroft at a speed of 1.5 x10^ 8 m/s is holding a coffee cup that is 20 cm tall and 8 cm in diameter, What is the width of the cup in the direction of the travel
your optometrist recommends that you purchase reading glasses with a refractive powerof 3 diopters. determine the location of your near point or far point
You find an unlabeled box of fine needles, and want to determine how thick they are. A standard ruler won't do the job, What is the diameter of the needle
A student stands at the edge of a cliff and throws a stone horizontally over the edge with a speed of 14.0 m/s. With what speed and angle does the stone land
Suppose the surfae a circular space station is rotating at35.8m/s. What must be the value of the radius for the astronauts to weigh one half their weight on earth
A 20000kg rocket has a rocket motor that generates 3.0×10^5 N of thrust. What is the rocket's initial upward acceleration
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