Transcript
Page 1: mgng molecules ftoI¥e x atoms - Open Computing Facility · I mol H atoms H: (11.19g) 1.008 I mol O atoms O: (88.79 g) 16.00 go — 11.10 mol H atoms 5.549 mol O atoms The formula

by Remi Leano | Fall 2019 ocf.berkeley.edu/~rleano

CHEM001 NOTESHEET : CHAPTERS 7 & 8

CHAPTER 7

EMPIRICAL FORMULAS TELL YOU THE MOLECULAR FORMULAS ELL YOU HOW MANY LAW OF MULTIPLE PROPORTIONS : TWO

SIMPLEST OR MOST REDUCED RATIO OF ATOMS OF EACH ELEMENT ARE

IN THE COMPOUNDS CAN HAVE

IDENTICAL

ELEMENTS IN A COMPOUND . COMPOUND .EMPIRICAL FORMULAS AND DIFFERENT

MOLECULAR FORMULAS .

AVOGADRO 'S NUMBER

× (# ATOMS PER÷molar mass MOLECULE )

GRAMS - MOLES # MOLECULES - # ATOMS

ngxmg = myxAVOzmomfY = molecules xftoI¥e = atoms

CHAPTER 8

=

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