### Lab-01a: The Thickness of a Thin Sheet of Aluminum

Sep 08, 2010· The density of aluminum is known to be 2.70 g/cm3. By inverting the formula, we can . solve for volume as . V = m/D. Objectives: 1) Calculate the thickness of a piece of aluminum foil. 2) Correctly apply principles of significant figures in calculating the thickness of a piece of aluminum foil.

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B. Thickness of Aluminum Foil 1. Obtain a piece of aluminum foil and measure its length and width in centimeters with a ruler. Be sure to record the correct number of significant figures. 2. Record the mass of the aluminum foil. Fold the foil if necessary so that it only touches the pan of the balance. 3.

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Thickness of Aluminum. Page 3. Construct a data table that shows area, volume and thickness for each foil sheet. Refer to the pre-lab questions for the formulas to be used. Your numbers should be rounded to the correct number of significant figures. Scientific notation should .

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3. Using a balance, find the mass of the aluminum foil. You may need to gently fold the foil to place it on the balance. Record the masses in the data table. 4. Give your foil to another lab group and get one from them. Repeat the measurements. Make sure to use at least three different pieces of foil total. 5.

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Prepare for your aluminum foil lab. This lab requires you to apply the rules of significant figures, dimensional analysis, graphing skills, and measuring skills to determine the thickness of aluminum foil.

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Sep 26, 2017· Student name. Date. Tutor . Experiment number 2: Density of Aluminum and the Thickness of Thin Aluminum Sheet. Purpose . The objective of this experiment is to determine the density of aluminum, show practical applications of density by calculating the thickness of a thin aluminum foil and show practical application of significant figures and laboratory skills.

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For each of the pieces of aluminum foil, you will need to calculate the following: Area (A) Volume (V) Thickness (T) The density of aluminum is 2.70g/cm3. Show all of your work and results. Your answers should have the correct number of significant figures and .

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You will calculate the thickness of the aluminum foil while keeping track of the propagation of uncertainty in your calculations. SHOW ALL OF YOUR WORK. When using the density of aluminum foil in your calculations, use the value and (for simplicity) treat it as a pure number. Use the area of a rectangle example on the first page as an example.

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In task 2, you will be given a section of aluminum foil, a ruler, an analytical balance, and data on the density, molecular weight and atomic radius of aluminum and asked to devise another strategy for estimating the value of Avogadro's number and the thickness of the aluminum foil in number of layers of aluminum atoms.

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B. Thickness of Aluminum Foil 1. Obtain a piece of aluminum foil and measure its length and width in centimeters with a ruler. Be sure to record the correct number of significant figures. 2. Record the mass of the aluminum foil. Fold the foil if necessary so that it only touches the pan of the balance. 3.

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Given the mass, length, and width of a metal foil, we can use the density of the metal to calculate the thickness of the foil. Example Exercise 3.4 Thickness of an Aluminum Foil A piece of aluminum foil has a mass of 0.212 g and measures 5.10 cm by 10.25 cm. Given the density of aluminum, 2.70 g/cm3, calculate the thickness of the foil.

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5/17/2005· Aluminium is the world¡¯s most abundant metal. The versatility of aluminium makes it the most widely used metal after steel. The specifications, properties, classifications and class details are provided for aluminium and aluminium alloys.

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Solutions to Principles of Electronic Materials and Devices: 2nd Edition (Summer 2001) Chapter 1 1.3 dE r dr o o =0 ∴ −+ =55 76 1 10 403 1 10 0 96 9 28 2

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By measuring the mass of a piece of foil and by calculating its area, the thickness of the foil can be obtained from these quantities and the known density of aluminum, 2.70 g/cm3. Pre- lab Questions Show your work and express answers with the correct number of significant figures and proper units.

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– Recently, I have completed the Thickness of Aluminum Foil lab, the Explore Changes in Matter lab, and Flipped 1.4 Notes. #2. What have you learned recently? – I have learned how significant figures are each digit of a number that is use, to show the accuracy of a measurement.

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A package of aluminum foil contains 50 ft 2 of foil, which weighs approximately 8.0 oz. Aluminum has a density of 2.70 g/cm 3.What is the approximate thickness of the foil in

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aluminum, in g/cm3. Show your work, and report your answer to the correct number of significant figures. 3) Use your measurements for the aluminum foil (in Table 2) along with the true density of aluminum (D Al 3= 2.70 g/cm ) to calculate the foil thickness, in cm. Consider the foil to be a .

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Part 4: Determining the Thickness of Aluminum Foil Using the two formulas given in the introduction, come up with a way to mathematically determined the thickness of a piece of aluminum foil. This should be in the form of a single equation, with a thickness on the left side of the =, and the rest of the equation on the right side of the =.

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Using a balance, find the mass of each piece of aluminum foil. Record the masses on the Data Table. Put materials away and begin the calculations. Pre-lab Questions. Express numerical answers to the correct number of significant figures. What is the volume of .

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The density of aluminum is 2.70 g/cm3. 3. Since the purpose of this activity is to find the thickness of the aluminum foil, and V=L x W x T and A=L x W; these equations can be substituted to give: T = V/A. OBJECTIVES: 1) Correctly apply the principles of significant figures in calculating the thickness of aluminum foil.

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Lab: Thickness of Aluminum Foil – finishing data collection and calculations; Extra Resources for Significant Digits. Some worksheets, notesheets and answers; Identification & operations (w/ no answers) Only Pages 1-4 of this giant set of worksheets (with answers)

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Physical Science Lab Manual Chapter 1 Consumer Lab 281 Determining the Thickness of Aluminum Foil Many products such as aluminum foil are too thin to measure easily. However, it is important for manufacturers to know how thick these products are. They wouldn't be useful if they were made too thick .

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Aluminum Foil Lab /14 Name: Date: Block: Purpose In this activity, you will design an experiment to determine the thickness of a piece of aluminum foil. You will record all your observations and complete all your calculations using the correct number of significant figures. Background

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3. Significant digits – Notes and practice (5 points) _____ Friday – August 19, 2005 – 1. Spring lab (10 points) _____ 2. Lecture – Components of quality graphs and Data tables (5 points) _____ Monday – August 22, 2005. Determining the thickness of aluminum foil Lab (10 points) _____ (Begin Thinking about your B-Layer Project)

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– Recently, I have completed the Thickness of Aluminum Foil lab, the Explore Changes in Matter lab, and Flipped 1.4 Notes. #2. What have you learned recently? – I have learned how significant figures are each digit of a number that is use, to show the accuracy of a measurement.

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View Lab Report - Aluminum foil lab report from CHEMISTRY Integrated at Dwight-englewood School. Aluminum Foil Lab Write Up Data Table Foil Pieces Mass . Chat Now Send Inquiry; The Foil Lab - Edline. Purpose: Find the thickness of aluminum foil. Using what you know of measurement, density and significant digits, find the thickness of aluminum foil.

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Assume the atoms are lined-up in order (not jumbled or in a crystal) and calculate the number of atoms thick the foil is. By the way, you are able to use an electronic balance. Please recycle the aluminum foil. USEFUL INFORMATION: Density of aluminum : 2.70 g/cm3. Radius of aluminum atom: 1.43 x 10 -8 cm. LAB WRITE-UP:

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Thickness of Aluminum. Page 3. Construct a data table that shows area, volume and thickness for each foil sheet. Refer to the pre-lab questions for the formulas to be used. Your numbers should be rounded to the correct number of significant figures. Scientific notation should .

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8/30/2018· Lab Activity #1 4 Post-lab Questions Unknown # _____ % NaCl from Table: _____ 1. Calculate the density of a pure gold sphere with a diameter of 2.120 cm and a mass of 94.19 g. 2. The density of aluminum is 2.70 g/cm3. Calculate the thickness of a rectangular sheet of

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The Thickness of Aluminum Foil. Introduction. ... You are also getting practice at applying the principles of significant digits and reflecting on the accuracy and precision of your results. Accuracy is the closeness of an experimental value to an accepted value. ... Each lab station will have 2-3 rectangular pieces of regular aluminum foil and .

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Example #16: The density of aluminum foil is 2.70 g/cm 3. A square of aluminum foil measuring 3.00 inches on each side weighs 384 mg. Find the thickness in micrometers (μm) of the aluminum foil. Solution: 1) Determine the volume of the Al foil: 384 mg = 0.384 g 0.384 g / 2.70 g/cm 3 = 0.142222 cm 3. 2) Determine the thickness of the foil in cm:

Get pricePart E: The Density of Aluminum and the Thickness of Foil. Density of Aluminum. Using the electronic balance in the weigh room to determine the mass of a clean, dry, small beaker. Obtain 20-25 aluminum pellets from the front bench. Transfer pellets to the beaker weighed in the previous step, and measure the mass of the beaker and pellets together.

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