Determine the numbers of iron atoms are within a unit cell
Metallic iron crystallizes in cubic lattice where the density of iron is 7.87 g/cm3 and the unit cell edge length is 287 pm. Determine the numbers of iron atoms are within a unit cell?
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A model rocket is made up with a motor which can give a total impulse of around 28.5 N•s. The mass of the rocket is 0.192 kg. Find out the speed which this rocket achieves when launched from rest? Avoid the effects of gravity and air resistan
Assume that at 12:00 noon, single bacterium colonizes the discarded food can. When can is one-quarter full, how much time remains till doomsday?
Determine the planning value for population standard deviation? How large a sample must be taken if the desired margin of error is:
Suppose your product has a melting point of 187-190 Celsius and even though this value does not match any of the isomers, then explain how can you still state which chlorotoluene you started with?
This exerts a force to the probe which consists of a magnitude of 2.10 x 106 N and a direction opposite to the probe's motion. It fires for a period of 10 s. Find out the momentum of the probe after the retro-rocket ceases to fire.
A manufacturer of nickel-hydrogen batteries randomly chooses 100 nickel plates for test cells, cycles them specified number of times, and determines that 20 of plates have blistered.
Determine the number of moles of nitric acid is in the sample you take? Calculate the concentration of the nitric acid in the final solution?
A ball of 0.660 kg is dropped from rest at a point 1.55 m above the floor. The ball rebounds straight upward to a height of 0.750 m. Determine the magnitude and direction of the impulse of the total force applied to the ball throughout the collisi
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