Chemistry molar mass worksheet answers

    • [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.

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    • [DOC File]Molar Mass Percent Composition - FREE Chemistry Materials ...

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      Chemistry: Molar Mass and Percentage Composition KEY. Calculate the molar masses and percentage composition of each of the following compounds. Show your work and always include units. 1. Ca3P2. 2. Ca(OH) 2. 3. Na2SO4. 4. CaSO4. 5. (NH4) 2SO4. 6. Zn3(PO4) 2. 7. Mg(NO2) 2. 8. KCl

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    • [DOC File]MOLECULAR FORMULAS WORKSHEET

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      (Chemistry 11) A compound is composed of 7.20g of C, 1.20g of H, and 9.60g O. The molar mass of the compound is 180.g. Find the empirical and molecular formula for this compound. 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.

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    • [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

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    • [DOC File]Molar Mass Worksheet - Forestville Central 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. 11) (NH4)2SO4. 12) CH3COOH. 13) Pb(NO3)2. 14) Ga2(SO3)3 Molar Mass Worksheet – Answer Key. Calculate the molar masses of the following chemicals: 1) Cl2 . 71 g/mol. 2) KOH ...

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    • [DOC File]Chemistry Worksheet Stoichiometry

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      Determine the molar mass of each of the following compounds. 39. formic acid (CH2O2) 40. ammonium dichromate ((NH4)2Cr2O7) Chemistry Review. Answer Section. MULTIPLE CHOICE. 1. D. The mole is an SI base unit used to measure the amount of a substance. 2. B. 3. C. 4. B. 5. C. 6. C. 7. A. 8. D. 9. D. 10. D. The molar mass of Ca(OH)2 is calculated ...

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    • Worksheet – Mole Conversions

      What is the mass of 1.25 x 1023 sodium ions? Worksheet – Mole Conversions Name: Show all work utilizing dimensional analysis wherever possible. Include all units and account for significant figures. A. What is the molar mass of: (make sure to show clearly defined and complete work here) 1. H2 1 . mol H x 2.02 g H = 2.02 g H2 1 mol H2. 2.

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    • [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. ...

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    • [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 ...

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    • [DOC File]Mole Calculation Worksheet - HUBBARD'S CHEMISTRY

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      Moles, Grams and Molecules Worksheet. Use the number of moles given to fill in the table below. Use your Periodic Table, calculator, and Avogadro’s number (6.02x1023) to help. Check your notes for help with molar mass! (Here’s how to find the answers. To find mass in grams To find # of particles # of moles x molar mass # of moles x 6.02x1023

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