Calculate the number of aluminum atoms

Assignment Help Physics
Reference no: EM13519789

A cylinder with a diameter of 9 microns and a height of 40 microns is composed of Al2O3. Calculate the number of aluminum atoms and the number of oxygen atoms. Given: density is 3.97 Mg/m^3.

Reference no: EM13519789

Questions Cloud

Explain concentration of al and na in a sample of riverwater : The concentration of Al and Na in a sample of riverwater are 0.050 mg/kg and 5.2 mg/kg respectively. Express concentrations in molality of both Al and Na
Do you think the philosophical life is politically relevant : Socrates is intent on convincing his accusers that his service to his god (diamonion) is in the best interest of the city. in that sense, his piety is traditional. His personal divinity is also political:
Estimate the magnitude of the magnetic flux through the loop : A 0.60-T magnetic field is directed perpendicular to the plane of a circular loop of radius 0.40 m. What is the magnitude of the magnetic flux through the loop
Explain the universe which is founded on a logical fallacy : Is Russell correct that the Cosmological argument is motivated by an urge to explain the universe which is founded on a logical fallacy? Could the intricate design of the universe simply be the result of chance?
Calculate the number of aluminum atoms : A cylinder with a diameter of 9 microns and a height of 40 microns is composed of Al2O3. Calculate the number of aluminum atoms and the number of oxygen atoms
Define the values of the van''t hoff factors for these salts : The freezing points of 0.0935 m ammonium chloride and 0.0378 m ammonium sulfate in water were found to be -0.322 C and 0.173 C. What are the values of the van't Hoff factors for these salts
What is the magnitude of electric field at given location : A particle with charge +3 nC is located at position A. Another particle with charge -4 nC is located at position B. What is the magnitude of the electric field at location B
Explain carbonyl groups of m-nitroacetophenone : What would be a single reducing agent capable of reducing both the nitro and carbonyl groups of m-nitroacetophenone
Legal strategies and planning of your comprehensive business : Legal strategies and planning of your Comprehensive Business Plan. Also, you will complete the Financial and Accounting Analysis (Pro forma - future 3 years).

Reviews

Write a Review

Physics Questions & Answers

  Find the speed of the stone as it reaches bottom of window

You observe that a falling stone takes 0.21 seconds to pass a window that is 1.6 meters tall. What is the speed of the stone as it reaches the bottom of the window

  Determine the work required to move an electron

In the x-y plane, a point of +2.6 uC is on the x-axis at (-3 cm, 0), and a second point charge of -3.4 uC is also located on the x-axis, Determine the Work required (in keV) to move an electron from Pa to Pb

  Determine how far does the roller coaster travel

A roller coaster, traveling with an initial speed of 15 meters per second, decelerates uniformly at -7.0 meters per second per second to a full stop

  Explain the size of the central bright spot on the moon

In effect, the first circular dark fringe in the diffraction pattern defines the size of the central bright spot on the moon. find the diameter (not the radius) of the central bright spot on the moon.

  Find the distance from the objective to the object

The focal length of the eyepiece of a certain microscope is 18.5 mm . The focal length of the objective is 7.85 mm. What is the distance from the objective to the object being viewed

  By what fraction has its kinetic energy been reduced

a racing dog is initially running at 10.0 m/s, but is slowing down. By what fraction has its kinetic energy been reduced when its speed has been reduced by half

  Find the charge of the cylinder

Three solid plastic cylinders all have radius 2.50 cm and length 6.00 cm. Find the charge of the cylinder

  Determine the angle of reflection

Let the angle of incidence be 70° and the transmitted region be diamond with n2 = 2.42

  Calculate the total energy stored in two capacitors

Two capacitors, C1 = 30 µF and C2 = 4.0 µF, are connected in parallel and charged with a 110 V power supply. Calculate the total energy stored in two capacitors

  Explain how you found the object and image distances

Draw a careful diagram of the set up of the reference point method of finding an image. explain how you found the object and image distances

  Find the width of the dark area

A diffraction grating has 3047 lines/cm. Light that contains all wavelengths between 463 and 628 nm shines on the grating. Calculate the width of the dark area

  What will be the final temperature of the gas

If you supply 1950J of heat to 3.00moles of an ideal diatomic gas initially at 27.0 Celsius in a perfectly rigid container

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd