Molar mass calculation worksheet
[DOC File]Molar Mass Worksheet - Forestville Middle-High School
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Molar Mass Worksheet. Calculate the molar masses of the following chemicals: 1) Cl2. 2) KOH. 3) BeCl2. 4) FeCl3. 5) BF3. 6) CCl2F2. 7) Mg(OH)2. 8) UF6. 9) SO2. 10) H3PO4
[DOC File]Mole Calculation Practice Worksheet
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Mole Calculation Practice Worksheet. Answer the following questions: 1) How many moles are in 25 grams of water? 2) How many grams are in 4.5 moles of Li2O? 3) How many molecules are in 23 moles of oxygen? 4) How many moles are in 3.4 x 1023 molecules of H2SO4?
[DOC File]Molar Mass worksheet - Denton ISD
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Molar Mass worksheet. Determine the molar mass for the following elements: Ca Xe K. Fe Au O. Determine the molar mass for the following molecules/compounds. NaCl H2O O2. Fe2O3 Na2O Cl2. Determine the mass of the following samples. 2 moles Co 5 moles H2 2.1 moles H2O. Determine the number of moles in the following samples. 54.2 g N2 202.2 g MgO ...
[DOC File]CHEMISTRY WORKSHEET # 2 MOLE PROBLEMS—THE MOLE …
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chemistry worksheet # 1 molar mass (gram molecular/formula weights) We know that grams are actually a measure of the mass of matter and not the weight. Mass is the quantity of matter present; weight is a measure of the pull of gravity on matter and is measured in pounds or newtons.
[DOC File]Molar Mass Worksheet – Answer Key
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Title: Molar Mass Worksheet – Answer Key Author: Student Last modified by: Student Created Date: 1/26/2012 2:40:00 PM Company: HumbleISD Other titles
[DOC File]Mole Calculation Worksheet
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mole = 6.02 x 1023 particles 1 mole = molar mass (could be atomic mass from periodic table or molecular mass) 1 mole = 22.4 L of a gas at STP (You do not need to worry about this yet Each definition can be written as a set of two conversion factors.
[DOC File]UNIT 3 – WORKSHEET 1: MOLE PROBLEMS
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Find the molecular formula of a compound if its empirical formula is CH2O and its molar mass is 90 g/mol. _____ MOLE WORKSHEET NAME: DATE: 1. Determine the mass of. a. 2.50 moles of aluminum hydroxide _____ Al(OH)3 = 27 + (3 x 16) + (3 x 1) = 78 g/mol. 2.50mol x 78 g = 195 g. 1 mol. b. ...
Molar Mass Practice Worksheet - OnCourse Systems
Mole Calculation Practice Worksheet (2-step) Answer the following questions. Be sure to remember . sig figs, units, and SHOW WORK. The answers are in bold and italic….rewriting the answer does not count as showing work. How many molecules are in 25.0 grams of NH3? (8.85 x 1023 molecules) How many grams are in 8.20 x 1022 molecules of N2I6 ...
[DOC File]Chemistry Worksheets
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When I burned 50.0 grams of compound B in the calorimeter, the temperature rise of the water in the calorimeter was 35.00 C. If the heat of combustion of compound B is 2,150 kJ/mol, what is the molar mass of compound B? 3) The molar heat of combustion of compound C is 1,250 kJ/mol.
[DOC File]MOLECULAR FORMULAS WORKSHEET
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A compound is composed of 16.66g C and 3.49g H. The molar mass of the compound is 58g. Find the empirical and molecular formulas for this compound. A compound contains 62.0% C, 10.4% H, and 27.5% O. Determine the empirical formula for this compound. After analysis, it was found that the compound’s molar mass is 58.1g.
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