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The Mole Concept Summary

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This is a extremely brief summary that should be used to assist you in studying the Mole. By learning the concepts in the notes this will benefit you in your exam as the mole is integrated into every section.

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The Mole Concept
Mole = 6,02
Lp
Avogadio's Number
No of particles latoms lions no. moles



* mass = no. moles mass of mole of element



no. moles = mass of Sample

MaSS of Imole of element



Mole The ST unit for the amount of sulostance




Molar mass the mole

Molar mass: The mass in
grams of one mole of tat Substance

Unit =
9.mol™

Calculating hydvate

M(Na2C03. 10H20) = 2(23) +12+3(16) +10(2+16)
46+ 12 +48 + 10(18)

, Basic calculations involving the mole
amount(mol) - mass (q




Calculating No. of molecules
number of molecules formula units = no. moles x NA
LD 6,02 X 102




Calculating no of tonsjatoms in a molecule
0 Calculate no. of moles

2 Determin e no. of atoms (chemical formula)
no. of moles
by no of atoms


Calculate no of atoms of element in compound

O Muthply no of moles
of element by NA

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  • the mole concept
  • the mole
  • mol
  • chemistry
  • physical science
  • grade 12
  • ieb
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