How Many Atoms Thick Is A Sheet Of Aluminum Foil

A sheet of aluminum foil has a total area of 1 000 ft squared and a mass of 3 636 grams.

How many atoms thick is a sheet of aluminum foil.

We took squares of aluminum foil measured the surface area and mass. Construct a data table with the headings listed below. The thickness of aluminum foil is about 0 002 cm. 0 8 cm times 0 7 cm times x 0 2327 cm 3.

Counting atoms in a sheet of aluminum foil. By dividing the mass by a known density value we obtained the volume of aluminum foil in our sample. How to measure the easiest way to measure the thickness of the aluminum foil is with a micrometer. Assuming the aluminum atoms stack directly on top of each other use the diameter of an atom to figure out how many.

I have to figure this out for chemistry and we took all the measurements in class the density of alumnium foil. 1 al atom 286pm convert pm to m 286pm 2 86 10 10m convert m to cm 2 86 10 10m 2 9 10 8cm divide aluminum thickness and al atom thickness 1 57 10 3 chemistry. According to the alcoa website aluminum foil is a flat rolled product rectangular in cross section of thickness from 0 006 quot 0 15mm to. Record the title purpose materials a prediction for how many atoms thick a sheet of foil is procedure and result in a sheet of paper.

Think of the foil as a bunch of spherical atoms stacked on top of each other and touching only at a tangent point. How many al atoms thick is the aluminum foil if it is 0 00157cm thick. My teacher said conversion factors were key to answering the lab. How many atoms thick is a sheet of aluminum foil.

Or 1 cc contains 0 1 mols or 6 02e22 atoms. Aluminum foil has a thickness of eq 2 86 times 10 3 eq cm. Length of square cm area of square cm2 mass of al square g volume of al piece cm3 thickness of foil cm and the number of atoms in the. Please help how to calculate how many atoms thick is a sheet of aluminum foil.

How many atoms are there in a piece of aluminum foil 3 6 inches in length and 12 0 inches in width and 0 081 mm thick. The cube root gives 3 92e7 atoms cm on a side multiply this by the thickness of the foil gives 75 000 atoms thick. Okay so i m doing a chemistry lab where we were given a sheet of aluminum foil and have to calculate how many atoms thick the sheet is. 0 23 g divided by 2 70 g cm 3 0 2327 cm 3.

How many atoms thick is aluminum foil. Most aluminum foil labeled extra heavy duty is between 0011 thick and 0016 thick. Biche answer approximately 193 000 atoms thick. X 0 415536 cm.

This is a fairly rough estimate from classroom data.