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[DOC File]Mole Conversion Worksheet
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: Cancel the label, then punch the numbers in on your calculator. Example: You are massing a 24 K gold chain, and find that it weighs 400 grams. Determine how many moles of Gold atoms you have. Steps 1: Obviously, you are solving for moles. Step 2: Looking at the periodic table, you find that gold weighs 197 AMU, or 197 grams per mole.
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[DOC File]Mole Conversions Worksheet
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Mixed Mole Conversions. Given unit ( Moles ( Desired unit. 1. How many oxygen molecules are in 3.36 L of oxygen gas at STP? 3.36 L = 9.03 x 1022 molecules. 2. Find the mass in grams of 2.00 x 1023 molecules of F2. 12.624 g. Gram-formula-mass. 2 F = 2 x 19 g = 38 g/mol. 2.00 x 1023 molecules…
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[DOC File]CHEMISTRY WORKSHEET # 2 MOLE PROBLEMS—THE MOLE …
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You will be expected to have a functioning calculator with you for every chemistry class. The only new concept we will introduce in this unit is the idea of a mole. ... One mole of water contains 6.02 x 1023 molecules of water, one mole of carbon dioxide contains 6.02 x 1023 molecules of carbon dioxide, one mole of ammonia contains 6.02 x 1023 ...
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[DOC File]UNIT 3 – WORKSHEET 1: MOLE PROBLEMS
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MOLE WORKSHEET NAME: DATE: 1. Determine the mass of. a. 2.50 moles of aluminum hydroxide _____ b. 0.0125 moles of dinitrogen pentoxide _____ c. 3.12 x 1021 formula units of iron (III) sulfide _____ d. 4.30 x 1027 molecules of carbon monoxide gas _____ 2.
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[DOC File]Molar Mass Percent Composition
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Title: Molar Mass Percent Composition Subject: Chemistry Author: Jeff Christopherson Last modified by: UNIT5 Created Date: 1/24/2004 11:21:00 PM Company
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[DOC File]Mole Calculation Worksheet
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Mole to Grams, Grams to Moles Conversions Worksheet. What are the molecular mass of the following compounds? 1) NaOH 2) H3PO4 3) H2O 4) Mn2Se7. 5) MgCl2 6) (NH4)2SO4. There are three definitions (equalities) of mole. They are: 1. mole = 6.02 x 1023 particles. 1 mole = molar mass (could be atomic mass from periodic table or molecular mass)
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[DOC File]Mole Calculation Worksheet - HUBBARD'S CHEMISTRY
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24 grams x ___1 mole x 6.02 x 1023 molecules = 1.28 x 1023 molecules. 113 grams 1 mole. 2) How many molecules are there in 450 grams of Na2SO4? ... Use your Periodic Table, calculator, and Avogadro’s number (6.02x1023) to help. Check your notes …
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[DOCX File]Mole Conversions Worksheet
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How many molecules are there in 4.00 moles of glucose, C6H12O6? ... Mole-Mass Conversions (use the molar mass from the periodic table for your conversions) How many moles are in 28 grams of CO2 ? What is the mass of 5 moles of Fe2O3 ? Find the number of moles of argon in 452 g of argon. 4.
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[DOC File]CHEMISTRY WORKSHEET # 2 MOLE PROBLEMS—THE MOLE …
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20.18 g Ne 1 mole Ne. EXAMPLE 2: How many molecules would there be in 56 liters of carbon dioxide at STP? # molecules CO2 = 56.0 L CO2 x 1 mole CO2 x 6.02 X 1023 molecules CO2 = 1.51 x 1024 molecules CO2. 22.4 L CO2 1 mole CO2 . SOLVE THE FOLLOWING PROBLEMS ON A SEPARATE SHEET OF PAPER.
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[DOC File]Molar Mass worksheet
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Determine how many atoms/molecules in the following samples. 1.32 moles Si 7.29 mol CO2 712.4 g AuCl Molar Mass worksheet KEY. Determine the molar mass for the following elements: Ca Xe K. 40.08 g Ca 131.29 g Xe 39.10 g K. Fe Au O. 55.85 g Fe 196.97 g Au 16.00 g O. Determine the molar mass for the following molecules/compounds. NaCl H2O O2
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Molecules to mole calculator