Lecture 9 Notes - (aq 3NO(aq • Predicting precipitation...

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Lecture 9 Notes: Chapter 7 TA information: [email protected] Office hours: T,R: 2-3pm or by appointment Spectator ions: ions that are unchanged in a chemical reactions Ionic equations o Write the molecular, complete ionic and net ionic equation for reaction: Aqueous potassium hydroxide is mixed with aqueous Iron (III) nitrate to form solid iron (III) hydroxide and aqueous potassium nitrate o Write the chemical equation 3KOH(aq) + Fe(NO 3 ) 3 (aq) Fe(OH) 3 (s) + 3KNO 3 (aq) 3K + (aq) + 3OH - (aq) + Fe 3+ (aq) + 3NO 3 - (aq) Fe(OH) 3 (s) + 3K
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Unformatted text preview: + (aq) + 3NO-(aq) • Predicting precipitation reactions o Not all combinations of ions result in the formation of a solid in water Review slides from pg 25 • Acid-base reactions o Acid + base Salt + water o The salt is always soluble • Oxidation-reduction reactions o 2Na(s) + Cl 2 (g) 2NaCl(s) • Chapter 8 o Quantities in chemical reaction the amount of every substance used and made in a chemical reaction is related to the amount of all the other substances in the reaction...
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