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Presentation
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Chemistry
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Practice Problem
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Hard
Dante Di Benedetto
FREE Resource
5 Slides • 0 Questions
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Formulas (continued)
Formulas for ionic compounds are ALWAYS empirical (lowest whole number ratio).
Examples: NaCl, MgCl2, Al2(SO4)3, K2CO3
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Formulas for molecular compounds MIGHT be empirical (lowest whole number ratio)
Molecular: H2O Empirical: H2O
Molecular: C6H12O6 Empirical: CH2O
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2. finding a formula using valency
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