'Hcl solution' diaporamas de présentation

AP Chem - Unit 2

AP Chem - Unit 2. Reactions and Solution Stoichiometry. Types of Reactions. Combination (Synthesis) Decomposition Combustion Single Replacement Double Replacement (Metathesis). Combination/Synthesis. Basic Form A + B ? AB. Rxns of elements with oxygen and sulfur

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Chapter 20

Chapter 20. Concentration. Molarity (M). Moles of solute per liter of solution. moles of solute. Molarity =. liters of solution. What is the molarity of a solution prepared by dissolving 21.0 g of CaCl 2 in 500.0 mL of solution?.

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Types of Chemical Reactions and Solution Stoichiometry

Types of Chemical Reactions and Solution Stoichiometry. Solutions are homogeneous mixtures. Classification of Matter. Solute. A solute is the dissolved substance in a solution. Salt in salt water. Sugar in soda drinks. Carbon dioxide in soda drinks. Solvent.

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Chapter 12 Solutions

When a BaCl 2 solution is added to a Na 2 SO 4 solution, BaSO 4 , a white solid, forms. Chapter 12 Solutions. 12.6 Solutions in Chemical Reactions. Molarity in Chemical Reactions. In a chemical reaction ,

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Chapter 12 Solutions

When a BaCl 2 solution is added to a Na 2 SO 4 solution, BaSO 4 , a white solid, forms. Chapter 12 Solutions. 12.6 Solutions in Chemical Reactions. Molarity in Chemical Reactions. In a chemical reaction ,

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TOPIC: pH

Do Now: Identify as acid, base, salt, or covalent Electrolyte or Not. 1. NaCl 2. C 2 H 5 OH 3. H 2 SO 4 4. NaOH 5 . C 12 H 22 O 11 6. CaI 2 7. HF 8. Mg(OH) 2 9. NH 3 10.CH 3 COOH. TOPIC: pH. 6. SALT - ELECTROLYTE. 1. SALT - ELECTROLYTE. 2. COVALENT -NO. 7. ACID- WEAK ELECTROLYTE.

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Key Point 1: What is a titration?

Key Point 1: What is a titration?. A titration is a way of calculating the concentration of a substance. KP2: How do titrations work?. We measure the volume of the substance with unknown concentration We also measure the volume and molarity of the known substance

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Acids, Bases, and the pH Scale

Acids, Bases, and the pH Scale. An Introduction. General Properties of Acids and Bases. Acids Have a sour taste Acetic acid is found in vinegar and citric acid is found in citrus fruit Acids produce H + ions in water

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The Molar Volume of a Gas

The Molar Volume of a Gas. Background. In this experiment we will be determining the molar volume of a gas. (meaning the volume that one mole of gas should occupy) We will use the following reaction to do this. Mg(g ) + 2 HCl(aq ) ? MgCl 2 (aq) + H 2 (g)

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Solutions

Solutions. Concentration of Solutions. Objectives. Define molarity and calculate its value. Define molality and calculate its value. Apply the principles of stoichiometry to reactions that occur in solution. Concentration. Dilute vs. Concentrated Weak acid vs. dilute acid

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Solutions & Solubility

Solutions & Solubility. 8.5 Acid-Base Reactions. Neutralization Reactions. ______ + _____ Salt + Water HBr (aq) + NaOH (aq) +. If ____ was the limiting reagent, would the resulting solution be acidic or basic?

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Titration

Titration. Definition. Process used to determine the strength of an unknown acid or base Can determine the unknown acid by adding to it a base of known strength until it is neutralized Will know when it is neutral by using an indicator. Indicators. pH sensitive dye. Transition Interval.

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Solution Concentration Molarity

Solution Concentration Molarity. Molarity (M). A concentration that expresses the moles of solute in 1 L of solution Molarity (M ) = moles of solute 1 liter solution. Molarity (M). 2.0 moles HCl 1 L HCl solution 6.0 moles HCl 500 mL HCl solution. = 2.0 M HCl.

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Titrations!

Titrations!. Titrations. Titration : adding a known amount of solution of known concentration to a solution with an unknown concentration Goal: To determine the unknown concentration. Titrations. Endpoint : the point of neutralization in a titration.

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Unit Twelve Acids and Bases

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Definitions and Formulas

pH. Definitions and Formulas. The pH scale is defined as the negative log of the concentration of H + : pH = -log[H + ] The pOH scale is defined as the negative log of the concentration of OH - , [OH - ]. pOH = -log[OH - ]

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Titration Experiment Preview by Jennifer Klein-Wackerla

Titration Experiment Preview by Jennifer Klein-Wackerla. Titration Experiment Preview. This is a preview of the titration experiment we will be doing in class. Look through the following slides to get familiar with the setup of the lab.

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Chemistry Notes: Reactions in Solutions

Chemistry Notes: Reactions in Solutions Two solutions can be combined to generate a chemical reaction. Often, chemical reactions occur in aqueous * solutions, e.g. living systems.

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