Algebra

A sheet of aluminum (Al) foil has a total area of 2.119 ft2 and a mass of 2.714 g. What is the thickness of the foil in millimeters? (Density of Al = 2.699 g/cm3?

  1. 👍 0
  2. 👎 0
  3. 👁 39
asked by MissSixx
  1. 2.119ft^2 * 2.699g/cm^3 / 2.714g * (30.48cm/ft)^3 =

    2.714g * 2.699g/cm^3 * (30.48cm/ft)^3

    thickness = volume/area
    = mass/density/area
    = (2.714g)/(2.699g/cm^3)/(2.119ft^2) * 1ft/30.48cm = 5.108*10^-4 cm

    Seems kind of thin. Better double-check my math

    1. 👍 0
    2. 👎 0
    posted by Steve

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    A sheet of aluminum (Al) foil has a total area of 2.119 ft2 and a mass of 2.714 g. What is the thickness of the foil in millimeters? (Density of Al = 2.699 g/cm3? I got 5.108*10^-4 cm but that is wrong.

    asked by Andy on September 15, 2013
  2. Chemistry

    A sheet of aluminum foil has a total area of 1.000 ft squared and a mass of 3.636 grams. What is the thickness of the foil in millimeters? (Density of Aluminum is 2.699 grams/cm cubed.)

    asked by Paige on September 12, 2008
  3. Algebra

    A rectangular sheet of aluminum foil is 50 centimeters long and 20 centimeters wide, and weighs 5.4 grams. Find the thickness of the aluminum foil in centimeters.

    asked by Anonymous on February 13, 2011
  4. algebra

    A rectangular sheet of aluminum foil is 50 centimeters long and 20 centimeters wide, and weighs 5.4 grams. Find the thickness of the aluminum foil in centimeters.

    asked by De Angelis on February 27, 2011
  5. AP Chemistry

    We were given a 12 cm by 12 cm area of aluminum foil (it weighed 0.60 g) and were told to calculate the atomic mass of Aluminum atoms given that the radius of 1 aluminum atom is 143 picometers and the density is 2.7 grams per

    asked by BadatChem on November 15, 2012
  6. math

    A square pyramid has a surface area of 202 ft2 and a base area of 53 ft2. What is the lateral area of the pyramid? A.149 ft2 B.96 ft2 C.174 ft2 D.151 ft2

    asked by Jessica on July 1, 2012
  7. Chemistry

    The dimensions of aluminum foil in a box for sale at a supermarket are 66.6 yards by 12 inches. The mass of the foil is .83kg. What is the thickness of the foil (in cm)? (1in = 2.54 cm)

    asked by Oliver on September 21, 2014
  8. Chemistry

    If aluminum has a density of 2.7g/cm^3,what is the mass,in grams of the foil? It states that a package of aluminum foil is 54.3 yd long, 14 inches wide, and 0.00035 inches thick.

    asked by TT on September 19, 2010
  9. Physics

    A thin sheet of gold foil has an area of 2.98 cm2 and a mass of 6.20 mg. How thick is the sheet? The density of gold is 19, 300 kg/m3.

    asked by Anonymous on May 28, 2016
  10. math

    At a construction site, 20,000 pounds of gravel are needed to create a driveway with an area of 400 ft2. What area of driveway can be added with another 125 pounds of gravel? 25.5 ft2 312 ft2 160 ft2 2.5 ft2 5 ft2

    asked by haley on September 5, 2014

More Similar Questions