'Acid base neutralization' diaporamas de présentation

Chapter 9 (9.1-9.4)

Chapter 9 (9.1-9.4). Chemical Reactions in Aqueous Solutions. 1. Observing and Predicting Reactions. How do we know whether a reaction occurs? What observations indicate a reaction has occurred? In your groups, make a list of changes that indicate a chemical reaction has occurred. 2.

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Thermochemistry

Thermochemistry. The study of heat change in chemical reactions. Thermochemistry is part of a broader subject called thermodynamics , which is the scientific study of the interconversion of heat and other kinds of energy.

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Chapter 11 Chemical Reactions

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Acids & Bases

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Activity 48 Follow-up

Activity 48 Follow-up. Discuss in your groups the difference in results for each neutralization between pairs. Lack of consistency in drop size Error in counting Difficultly deciding which number of drops gave a neutral solution if you overshot the neutral color Contamination of equipment.

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Environmental Chemistry Lesson # 2

Environmental Chemistry Lesson # 2. Acids & Bases. Properties of Acids & Bases. Acids and bases are water soluble compounds that share some properties with ionic compounds (like sodium chloride) and molecular compounds (like hydrocarbons). Ionization. Sulfuric Acid in Water:

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Acid Base Class #3

Acid Base Class #3. OB: practice and mastery of Titration Math, intro to Titration Lab. Arrhenius Acid + Arrhenius Base Salt + water HCl (AQ) + NaOH (AQ) NaCl (AQ) + HOH (L).

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Worked Example 5.1 Balancing Chemical Reactions

Worked Example 5.1 Balancing Chemical Reactions. Use words to explain the following equation for the reaction used in extracting lead metal from its ores. Show that the equation is balanced. Solution.

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Acids and Bases

Acids and Bases. Chemistry Joke. THE BASE IS UNDER A SALT!. Acids and bases. Acids and bases are two classes of chemical compounds that we encounter frequently in everyday living. Vinegar and lemon juice are common acids. Ammonia and bleach are common bases.

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Activity 48 Follow-up

Activity 48 Follow-up. Discuss in your groups the difference in results for each neutralization between pairs. Lack of consistency in drop size Error in counting Difficultly deciding which number of drops gave a neutral solution if you overshot the neutral color Contamination of equipment.

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More on Reactions

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What happens when you put an acid and a base together?

What happens when you put an acid and a base together? One thing only (or maybe two, depending upon how you count). http:// www.youtube.com/watch?v=NQhwNtY3N2k An Acid + a Base always makes salt + water, sometimes CO 2 gas as well. Example

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Acid-Base Neutralization

Acid-Base Neutralization. Some basics and behavior of salts. Acid- Base Neutralization Double Displacement Reactions. acid + base salt + water. KNO 3 + H 2 O. HNO 3 + KOH. HF + NaOH. NaF + H 2 O. 2. HCl + Ca(OH) 2. CaCl 2 + H 2 O. 2.

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