'Same concentration' presentation slideshows

TONICITY, OSMOTICITY, OSMOLALITY & OSMOLARITY

TONICITY, OSMOTICITY, OSMOLALITY & OSMOLARITY. CHAPTER 18 PP 246-262. B. C. D. NAVIGATING YOUR . A. A. B. C. D. A. A. NAVIGATING YOUR . A. STRUCTURES. MOLECULAR WEIGHTS. EQUIVALENCY WEIGHT. EQUATION. ELECTROLYTES OR NONE. A PENCILE COST $ 0.10 ERASER;......MILLIONS.

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Titration

Titration. Titration of a Strong Acid by a Strong Base. Consider what happens to the pH of 25 mL of 0.2 M HCl as it is titrated with 25 mL of 0.2 M NaOH . This result is shown in the diagram to the right. The diagram is referred to as a ___________________ _____________.

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7.3 Cell Transport

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Cell Processes I

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Acids and Bases

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Cell Membrane Diffusion & Osmosis Active Transport, Endocytosis, & Exocytosis

Cell Membrane Diffusion & Osmosis Active Transport, Endocytosis, & Exocytosis. Sections 3.3, 3.4, & 3.5. 3.3 Cell Membrane. Key Concept: The cell membrane is a barrier that separates a cell from the external environment. Cell membranes are composed of two phospholipid layers.

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Osmosis & Diffusion Ms. Simms Biology

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Friday- 2/3/12

Friday- 2/3/12. Homework: Short checkup on Monday on water movement and concentration. Do you owe me logbook $$$??. Solute= stuff dissolved in a solution ex: sugar, salt. Solvent= liquid doing dissolving in a solution ex: water. Solute. Solvent.

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Jacobsen Catalyst

Jacobsen Catalyst. C344. Overview. Asymmetric catalysis Lab overview Organometallic reactions Chiral GC analysis Optical Activity. Asymmetric Catalysis. Asymmetric Synthesis. Stereoselectivity Diastereomeric excess Enantiomeric excess From JOC , 2013 , 78 , 4762-4778. 91% ee.

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OSMOSIS

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Osmosis

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Weak and Strong Acids

Weak and Strong Acids. L.O. I can state some strong and weak acids and alkalis I can describe the difference between some of their main reactions. What are acids and alkalis?. Naming acids and alkalis. Strong acids. Acids can be strong or weak . .

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Lecture 21 3/16/05

Lecture 21 3/16/05 Quiz 3/18/05 1 ) For the titration of 100 mL of 0.15 M HCl with 0.1 M NaOH, fill in the table. 2) Why does adding water to a buffer solution not change the pH? Give the identity and concentration of the titrated sample (50 mL) represented by the blue line.

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Planaria Inquiry -do now

Planaria Inquiry -do now. Are there specific drinks that companies market to young people to purchase? How do you know? Have any of you ever consumed these products?. What do these images say to you?. What should we expect when consuming these products?.

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8. Internal standards

8. Internal standards. Adv. Chromatography. Instrument variations. problems caused by instrument or sample introduction: standard addition or matrix-matched standards will not help often intermittent examples injection volumes for GC & HPLC

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Strength of Acids & Bases

Strength of Acids & Bases. Self-Ionization of Water. Two water molecules can react with each other to form two ions: Hydronium Ion (H 3 O + ) Note : Hydronium ions are the same as hydrogen ions (H + ). Hydroxide Ion (OH - ). Ion Concentration of Pure Water.

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Mixtures and Solutions

Mixtures and Solutions. Review. Separating Mixtures. A __________ combines two or more materials without changing them. mixture A __________ forms when a material dissolves in a liquid and cannot be separated with a filter. solution. Separating Mixtures Vocabulary.

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Concentration of Solutions

Concentration of Solutions. Objectives: 1.Measure the concentrations in terms of molarity, molality, and mole fraction. 2.Differentiate between saturated, unsaturated, and supersaturated solutions. Key Terms:

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Concentration of the ionic reactions:

Concentration of the ionic reactions:. Dissociation equations: Ex: NaCl (aq) ? Na + (aq) + Cl - (aq) If the concentration of NaCl is 4.0 molar then each of the ions have the same concentration. NaCl (aq) ? Na + (aq) + Cl - (aq) 4.0 M 4.0 M 4.0 M.

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