'2 elements' diaporamas de présentation

Welcome Biology Teachers

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Smart Objects and Dumb (but Open!) Archives

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Bonding

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Elements, Compounds, and Mixtures

Elements, Compounds, and Mixtures. Chapter K3. Table of Contents. Section 1 Elements Section 2 Compounds Section 3 Mixtures. Section 1 Elements. Chapter K3. Elements, the Simplest Substances.

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Binomial Coefficient

Binomial Coefficient. Supplementary Notes. Prepared by Raymond Wong. Presented by Raymond Wong. e.g.1 (Page 4). Prove that. S 1. S 2. S 3. S 4. S 0. {1}. {1, 2, 3}. {1, 2}. {1, 3}. {2}. {1, 2, 3, 4}. {1, 2, 4}. {1, 4}. {2, 3}. {}. {3}. {1, 3, 4}. {2, 4}. {3, 4}. {4}.

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Business Ethics

Business Ethics. CONTENT: 1- Ethics Definition - Business Ethics - Historical Background - Take responsibility of your actions - Social Responsibility * Brainstorm and Discussion

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Question of the Day

Question of the Day. Name the compounds : ZnS SnO 2 Write the formulas for the following compounds: Gold III sulfide. Day 5 4-5. Practice. Formulas:. Beryllium sulfide iron III sulfide cuprous fluoride. NAMING:. Au 2 S SrO AgF. Objective.

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Bering Strait School District

Bering Strait School District. Demographic Information Covers 88,000 square miles 15 school sites 1250 students. How the Decision Was Made. BSSD has four School Improvement Grant schools (SIG) Gambell, Savoonga, Stebbins and Shishmaref

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Question of the Day = ATB

Question of the Day = ATB. Formulas:. calcium fluoride cobalt III oxide cuprous chloride. Day 1 3-5. NAMING:. Rb 2 S NiO CuF. Objective. Day 1 3-5. How do we name and represent different substances?. Practice. Formulas:. silver chloride iron III oxide

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Chemical Formulas and Naming Compounds

Chemical Formulas and Naming Compounds. What is a chemical formula?. Chemical Formulas tell what and how many atoms are in a compound. Also tells how many moles. H 2 O ? 2 hydrogen atoms 1 oxygen atom or 2 moles hydrogen 1 mole oxygen.

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Chapter 9

Chapter 9. Chemical Names and Formulas. Copper Compounds. What is the difference between Cu 2 O and CuO ? Is there any difference?

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Chapter 9

Chapter 9. Chemical Names and Formulas. Copper Compounds. What is the difference between Cu 2 O and CuO ? Is there any difference?

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Relation

Relation. Relations. Recall the definition of the Cartesian (Cross) Product: The Cartesian Product of sets A and B, A x B, is the set A x B = {< x,y > : x?A and y?B }. A relation is just any subset of the CP!! R ? AxB Ex: A = students; B = courses.

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Classification of Matter

Homogeneous Looks same throughout Elements Compounds Some mixtures ex: koolaid. Heterogeneous Parts can be seen Some mixtures Ex: rocky road ice cream. Classification of Matter. Mixtures 2+ elements, compounds or both fairly easily divided proportions can vary retain properties.

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Chapter 7.1 Chemical Names & Formulas (p. 219-231)

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Question of the Day

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Nomenclature Flowchart

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#5 Smallest part of an element

#5 Smallest part of an element. Define what an element is Elements are made up of atoms that all share the same physical and chemical properties. The atoms are then made up of subatomic particles called protons (+), neutrons (0 charge), and electrons (-). #9 Subscripts say?.

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Matrix Multiplication

C1. C1. C3. C3. C2. C2. R1. R1. R1. R2. R2. R2. Result in R2,C1. Result in R2,C2. (1)(-1). + (2)(3). (1)(1). + (2)(-2). (1)(2). + (2)(3). Result in R1, C3. Result in R1, C1. Result in R1, C2. Result in R2,C3. A.B =. (3)(-1). + (4)(3). (3)(1). + (4)(-2). (3)(2).

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