Molar calculator
[DOC File]Mole Calculation Worksheet
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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. They are: 1 mole = molar mass(g) can be written as ____ 1 mole OR _molar mass (g)
[DOC File]Molar Ratio Practice Problems - Ed W. Clark High School
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Jan 26, 2016 · Molar Ratio Practice Problems Solutions. Following each equation are two requests for molar ratios from the equation. 1) N2 + 3 H2 → 2 NH3. N2 to H2: NH3 to H2: 2) 2 SO2 + O2 → 2 SO3. O2 to SO3: O2 to SO2: 3) PCl3 + Cl2 → PCl5. PCl3 to Cl2: PCl3 to PCl5: 4) 4 NH3 + 3 O2 → 2 N2 + 6 H2O. NH3 to N2: H2O to O2: 5) Fe2O3 + 3 CO → 2 Fe + 3 CO2
[DOCX File]Mole Conversions Worksheet
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Gram to Particle Conversions (two step conversions using molar mass and Avogadro’s number) 1. How many oxygen molecules are in 3.36 g of oxygen (O 2) [2 x mass of O]? 2. Find the mass in grams of 2.00 x 1023 molecules of F2. 3. Determine the number of molecules of 14 g of nitrogen dioxide (NO 2). 4.
[DOC File]Mole Calculation Worksheet
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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 …
[DOC File]Mole Ratio Worksheet
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, write the following molar ratios: H2 / H2S H2 / S H2S / S. 3) Write and balance the equation for the synthesis of water. Then answer the following questions. a) What is the H2 / H2O molar ratio? b) Suppose you had 20 moles of H2 on hand and plenty of O2, how many moles of H2O could you make? c) What is the O2 / H2O molar ratio?
[DOC File]Molar Mass worksheet - Denton Independent School District
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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]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 ...
[DOC File]Empirical and Molecular Formula Worksheet
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9) A compound with an empirical formula of C2H8N and a molar mass of 46 grams per mole. What is the molecular formula of this compound? C2H8N . 10) A well-known reagent in analytical chemistry, dimethylglyoxime, has the empirical formula C2H4NO. If its molar mass is 116.1 g/mol, what is the molecular formula of the compound? C4H8N2O2
[DOC File]Molar Mass Percent Composition
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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. Title: Molar Mass Percent Composition Subject ...
[DOC File]Molar Conversions Worksheet
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Molar Conversions – Ch. 10 & 11 ***FOR ALL CALCULATIONS, SHOW YOUR WORK AND INCLUDE UNITS & SIG FIGS*** Part A – Molar Mass. Calculate the molar mass for each of the following compounds. Include units! calcium nitrate Formula: lead(II) iodide Formula: Molar mass: Molar mass: Part B – Molar Conversions (Show your work and include units!)
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