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Modified over 5 years ago
6.02 x 10 23
One Mole of anything Equals 6.02 x 10 23 of them Wow!!! A mole of Moles Now that would be a lot Of Moles
One Mole of any Element is equal to its Molar Mass So, one mole of carbon is equal to 12.01 grams and one mole of gold is equal to 196.97 grams
Formula Weight The sum of the atomic weights of all the atoms in a molecular formula Find the Formula weight of H 2 O and C 6 H 12 O 2
One Mole of any Gas is equal 22.4 Liters
Mole Review A Mole is: 6.02 X 10 23 of anything equal to the atomic weight of an atom equal to the formula weight of a compound equal to 22.4 L of any gas
Unit 7: The Mole (Chapter 10). The Mole (Ch. 10) I. Chemical Measurements (10-1) A. Atomic Mass & Formula Mass A. Atomic Mass & Formula Mass 1. The mass.
Mass Relationships in Chemical Reactions Chapter 3.
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The Mole Chapter 9 What is a mole? A mole of a substance is the amount of that substance which contains 6 x particles of that substance.
What do the next few pictures have in common?.
MOLAR MASS. WHAT IS MOLAR MASS? Molar mass is the weight of one mole (or 6.02 x molecules) of any chemical compounds. Molar masses of common chemical.
Empirical and Molecular Formulas
Calculating Percentage Composition Suppose we wish to find the percent of carbon by mass in oxalic acid – H 2 C 2 O 4. 1.First we calculate the formula.
Chapter 2 Atoms, Molecules and Ions. Formula Weight & Molecular Weight The FORMULA WEIGHT of a compound equals the SUM of the atomic masses of the atoms.
Molecular and Empirical Formulas Percentage Composition: Mass of each element compared to the mass of the compound ( m / m ) or volume of each compared.
The Mole Unit 5.
Stoichiometry By Ellis Benjamin. Definitions I Compounds - is a pure substance that is composed of two or more elements Molecules – is a combination of.
MOLAR MASS What is molar mass? How do you calculate molar mass?
Empirical Formula The simplest formula that represents the whole number ratio between the elements in a compound.
The Mole Theory Molar Mass. Mass of a Mole o Molar Mass- the mass of a mole of any element or compound (in grams) o Also called: o Formula mass – sum.
Atoms and Compounds ICS III Week 4. How to read the Periodic Table.
Chapter 7: Chemical Formulas and Chemical Compounds
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CHAPTER 10 THE MOLE. The mole is a number (6.02 x ) It is a term like the term “dozen” It was chosen by chemists to make working with atomic weights.
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