 ### Molar Mass Calculator

It will calculate the total mass along with the elemental composition and mass of each element in the compound Use uppercase for the first character in the element and lowercase for the second character Examples: Fe Au Co Br C O N F You can use parenthesis or brackets [] Finding Molar Mass Read our article on how to calculate molar ### Ionic Compound Formula Writing Worksheet

Ionic Compound Formula Writing Worksheet Write chemical formulas for the compounds in each box The names are found by finding the intersection between the cations and anions Example: The first box is the intersection between the "zinc" cation and the "chloride" anion so you should write "ZnCl 2" ### GCE Study Buddy

Quick Notes Mole: The number of atoms in exactly 12 g of carbon-12 Number of moles = n Avogadro's number: The number of atoms/molecules in one mole of a substance = 6 02 x 1023 Molar mass: The mass of one mole of a substance (element or compound) Molar mass = Mr Mr = addition of the mass of every element in the compound Unit = g/moles Law of definite proportions: A compound always ### Solubility Equilibrium Solubility sparingly soluble

Solubility Equilibrium Solubility is the ability of a substance to dissolve in water The solubility is measured in of aluminum hydroxide and calcium hydroxide it is evident that calcium hydroxide is more soluble in water than aluminum solubility by molar mass (g/mol): 1 (/ ) mol g g mol mol xx: ### Mixed naming and molar masses wksht

6) KOH potassium hydroxide 56 g/mol 7) NBr 3 nitrogen tribromide 254 g/mol 8) ZnO zinc oxide 81 g/mol Write the formulas of each of the following chemical compounds and list their molar masses to the nearest g/mol: 9) ammonia NH 3 17 g/mol 10) sulfur hexafluoride SF 6 146 g/mol 11) ammonium nitrite NH 4 NO 2 64 g/mol ### Molarity Stoichiometry/Shapes Worksheet Name: P: 1

Molarity Stoichiometry/Shapes Worksheet Name: P: _ 1 An excess of zinc is added to 0 125L of 0 100M HCl solution What mass of zinc chloride is formed? (Chemical Equation: Zn + 2HCl ZnCl 2 + H 2) 2 Yellow CdS pigment is prepared by reacting ammonium sulfide with cadmium nitrate What mass ### Molar Mass Worksheet Directions: Find the molar mass for

Molar Mass Worksheet Directions: Find the molar mass for the following compounds You only need to show your work for the ODD examples Question Formula Work Answer 1 CO 2 2 Iron (II) Sulfide 3 NaCl 4 Al 2(CO 3) 3 5 SiO 2 6 Copper (II) Nitrate Pentahydrate 7 Sulfuric acid 8 C 12H 22O 11 9 Fe 2O 3 10 Calcium hydroxide 11 Gasoline (C 8H 18) 12 ### Molar Mass worksheet

MOLAR MASS Determine the molar mass for the following elements: Ca Xe Au O Determine the molar mass for the following molecules/compounds NaCl Fe2O3 Na2O Cl2 MOLE AND GRAM CALCULATIONS Determine the mass of the following samples 2 moles Co 5 moles H2 2 1 moles H2O 7 29 mol CO2 Determine the number of moles in the following samples 54 ### Sodium Hydroxide Lesson Plans Worksheets

Sodium hydroxide lesson plans and worksheets from thousands of teacher-reviewed resources to help you This experiment allows pupils to witness the chemical reaction of copper pennies as they react with zinc and sodium hydroxide to produce gold tokens It is Get Free Access See In this thermometric titration worksheet learners ### Chapter 3 Stoichiometry: Mole

• Mass of a mole of particles = mass of 1 particle x 6 022 x 1023 • The mass of an atom in amu is numerically the same as the mass of one mole of atoms of the element in grams • One atom of sulfur has a mass of 32 07 amu one mole of S atoms has a mass of 32 07 g Mass of 1 H atom: 1 008 amu x 1 661 x10-24 g/amu = 1 674 x10-24 g ### Molar mass of Zn(NO3)2

Definitions of molecular mass molecular weight molar mass and molar weight Molecular mass (molecular weight) is the mass of one molecule of a substance and is expressed in the unified atomic mass units (u) (1 u is equal to 1/12 the mass of one atom of carbon-12) Molar mass (molar weight) is the mass of one mole of a substance and is ### Converting between Mass and Number of Moles

Converting between mass moles and particles This flowchart illustrates the relationships between mass moles and particles These relationships can be used to convert between units Determining the Molar Mass of a Compound In a compound of NaOH the molar mass of Na alone is 23 g/mol the molar mass of O is 16 g/mol and H is 1 g/mol ### Answer Key Calculating Molar Mass

Answer Key Calculating Molar Mass (Honors Chemistry) Chemical Name Chemical Formula Atom Molecule or Formula Unit Molar Mass (g) 1 )Lead (IV) sulfite Pb(SO 3 2 F 367 2 ODinitrogen pentoxide N 2 5 M 108 3 Cu(ClOCopper (II) chlorate 3) 2 F 231 4 Cobalt (II) nitrite Co(NO 2) 2 F 151 5 Hydrogen gas H 2 M 2 6 Hydrochloric Acid HCl M 36 5 7 ### 7 Molar Mass Worksheet docx

Lead(II) nitrate Pb(NO 3 ) 2 n Carbaryl C 12 H 11 NO 2 10 What is the mass to the hundredth of a gram of each of the following? a 1 00 mol lithium d 1 00 mol of calcium hydroxide Ca(OH) 2 b 1 00 molar mass of zinc e 1 00 molar mass of methyl isocyanate c 6 02 10 23 atoms of beryllium f 6 02 10 23 molecules of methyl isocyanate ### Ionic Compound Formula Writing Worksheet

Give the name and molar mass of the following ionic compounds: Name 1) Na 2 CO 3 sodium carbonate 2) NaOH sodium hydroxide 3) MgBr 2 magnesium bromide 4) KCl potassium chloride 5) FeCl 2 iron (II) chloride 6) FeCl 3 iron (III) chloride 7) Zn(OH) 2 zinc hydroxide 8) Be 2 SO 4 beryllium sulfate 9) CrF 2 ### An Ionic Compound Logic Puzzle

monium calcium nickel potassium or zinc as the cation and bromide fluoride hydroxide nitrate or sulfate as the anion No single ion is repeated Using the clues below determine the ionic compound contained in each student's solution and its molar mass ### Ionic Compound Formula Writing Worksheet

Give the name and molar mass of the following ionic compounds: Name 1) Na 2 CO 3 sodium carbonate 2) NaOH sodium hydroxide 3) MgBr 2 magnesium bromide 4) KCl potassium chloride 5) FeCl 2 iron (II) chloride 6) FeCl 3 iron (III) chloride 7) Zn(OH) 2 zinc hydroxide 8) Be 2 SO 4 beryllium sulfate 9) CrF 2 ### Molar Mass worksheet

MOLAR MASS Determine the molar mass for the following elements: Ca Xe Au O Determine the molar mass for the following molecules/compounds NaCl Fe2O3 Na2O Cl2 MOLE AND GRAM CALCULATIONS Determine the mass of the following samples 2 moles Co 5 moles H2 2 1 moles H2O 7 29 mol CO2 Determine the number of moles in the following samples 54 ### Mixed naming and molar masses wksht

6) KOH potassium hydroxide 56 g/mol 7) NBr 3 nitrogen tribromide 254 g/mol 8) ZnO zinc oxide 81 g/mol Write the formulas of each of the following chemical compounds and list their molar masses to the nearest g/mol: 9) ammonia NH 3 17 g/mol 10) sulfur hexafluoride SF 6 146 g/mol 11) ammonium nitrite NH 4 NO 2 64 g/mol ### Example of Molar Mass Calculation

The molar mass of sodium metal is the mass of one mole of Na You can look up that answer from the table: 22 99 g You may be wondering why the molar mass of sodium isn't just twice its atomic number the sum of the protons and neutrons in the atom which would be 22 ### Naming Ionic Compounds Molar Mass Answers

the name and molar mass of the following ionic compounds: Name Molar Mass 1) Na 2 CO 3 sodium carbonate 129 grams/mole 2) NaOH sodium hydroxide 40 grams/mole 3) MgBr 2 magnesium bromide 184 1Naming Ionic Compounds Molar Mass Answers Naming Ionic Compounds Molar Mass Naming Ionic Compounds – Answer Key Give the name and molar mass of the ### Calculating molar mass and number of moles (worked

3/2/2020The molar mass of a substance is the mass in grams of 1 mole of the substance As shown in this video we can obtain a substance's molar mass by summing the molar masses of its component atoms We can then use the calculated molar mass to convert between mass ### Notes Unit 8 2014 KEY

Mass to Mole Practice Consider the equation: aA bB Mass of A 1 mol A b mol B = moles of B Molar Mass A a mol A Consider the following balanced equation to answer 1 – 3 2 AgNO 3(aq) + MgBr 2(aq) 2 AgBr (s) + Mg(NO3)2(aq) 1) Calculate the mass of silver bromide produced from ### GCE Study Buddy

Quick Notes Mole: The number of atoms in exactly 12 g of carbon-12 Number of moles = n Avogadro's number: The number of atoms/molecules in one mole of a substance = 6 02 x 1023 Molar mass: The mass of one mole of a substance (element or compound) Molar mass = Mr Mr = addition of the mass of every element in the compound Unit = g/moles Law of definite proportions: A compound always