Calculating Al Foil Thickness in mm

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In summary, the conversation discusses determining the thickness of a sheet of aluminum foil with given area and mass, using the equation d=m/v and the density of aluminum. The initial attempt was 1.347 but it is unclear what units were used.
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mightyhealthy
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Homework Statement



A Sheet of aluminum(Al) foil has a total area of 1.000ft^2 and a mass of 3.636g.

What is the thickness of the foil in millimeters (density of Al=2.699g/cm^3)?

Homework Equations



d=m/v



The Attempt at a Solution



1.347=totally wrong... help please
 
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  • #2
1.347 is probably the right answer in some system of units :tongue:

Also, what is the d in your "relevant equations"? Is it the d for density? Or is it the d that is sometimes used for small distances (such as, say, thickness?) And what is v? How do you calculate it from the given data?

Your "attempt" is not so much an attempt from which we can clearly locate some error, as some numerical guess, without units or any other relevant information.
 
  • #3
thank you
 
  • #4
You're welcome.
I take it this means you solved it?
 

1. How do you calculate the thickness of Al foil in mm?

The formula for calculating the thickness of aluminum foil is: thickness = mass / (length x width x density). First, measure the mass of the foil in grams and convert it to kilograms. Then, measure the length and width of the foil in meters. Finally, find the density of aluminum (2.7 g/cm³) and convert it to kg/m³. Plug in these values into the formula and you will get the thickness of the foil in meters. Multiply this value by 1000 to get the thickness in mm.

2. What is the density of aluminum foil?

The density of aluminum is 2.7 g/cm³. However, the density of aluminum foil can vary depending on its thickness and manufacturing process. It is best to consult the manufacturer for the exact density of the foil you are using.

3. Can I use a ruler to measure the thickness of aluminum foil?

No, a ruler is not a precise enough tool to measure the thickness of aluminum foil. It is recommended to use a caliper or micrometer for more accurate measurements.

4. How does the thickness of aluminum foil affect its strength?

The thickness of aluminum foil does not necessarily affect its strength. The strength of aluminum foil is determined by its alloy and manufacturing process. However, thicker foil may be more resistant to tearing or puncturing.

5. Are there any other factors that can affect the thickness of aluminum foil?

Yes, the temperature and pressure during the manufacturing process can affect the thickness of aluminum foil. Additionally, any folds or wrinkles in the foil can also affect its thickness. It is important to take these factors into consideration when measuring the thickness of aluminum foil.

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