CHEM SS1 LESSON NOTE 2. WEEK: 02 DATE: 22 ND SEPT, 2014 DURATION: 80 MINS TOPIC: PARTICULATE NATURE OF MATTER CONTENT: What is matter?By reese-roberson
CHEM SS1 LESSON NOTE 2. WEEK: 02 DATE: 22 ND SEPT, 2014 DURATION: 80 MINS TOPIC: PARTICULATE NATURE OF MATTER CONTENT: What is matter?By nicole-cochran
View Substances involved substances involved PowerPoint (PPT) presentations online in SlideServe. SlideServe has a very huge collection of Substances involved substances involved PowerPoint presentations. You can view or download Substances involved substances involved presentations for your school assignment or business presentation. Browse for the presentations on every topic that you want.
Stoichiometry: The math relationships between substances involved in chemical reactions. Stoichiometry allows us to make predictions How much of A do we need to make B How much B can we produce if we start from B If we have 40% yield, how much A must we use in order to get 100 g B.
Unit 1 Lessons 4-6 -Elements, Compounds, and Mixtures -Solids, Liquids and Gases -Change of State. Substances. Elements: Pure substance in its simplest form can’t be broken down physically or chemically Examples: Hydrogen, Oxygen, Gold. Pure Substances:
Hazardous Substances. Chemical Safety. Labelling. Product Name. ACME CLEANER. SI 4286. Chemical Reg. No. Hazard Classification. Risk Phrase. Safety Phrase. Supplier & Contact No. Hazard Warnings. Employee Duties - COSHH. Follow safe systems of work Use safety controls Use PPE
Volatile Substances. Volatile Substances. Commonly referred to as ‘inhalants’, ‘solvents’, ‘solvent based products’ Common terms include ‘chroming’, ‘huffing’, ‘sniffing’, ‘bagging’
How Involved is Too Involved?. Rosalie Carpenter Dean of Students email@example.com. Our Philosophy The Escalator Video. Key Differences to Understand. This generation wants convenience, now They are more global in nature, but know less about the globe More connected and more isolated
HAZARDOUS SUBSTANCES. HSNO Flammable Classes 3 and 4. Flammable Liquids - Class 3. 3.1 Liquids category A, B, C, & D 3.2 Liquid Desensitised explosive category A, B, & C. Class 3.1 Flammable Liquids. Class 3.1A - very high hazard
TOXIC SUBSTANCES. ENSC 202 Stephanie DiBetitto , Josh Fontaine, and Rebecca Zeyzus. LCB’s Proposed Toxic Substance Problems. 3 Subcategories of Toxic Substances. Heavy Metals Organochlorines : PCBs, dioxin, DDT Others: VOCs, PAHs, phthalates
Pure Substances. A sample of matter that has definite _______ and ________ properties. Atoms. Elements. Compounds. Molecules. Elements. ____________that cannot be separated into simpler substance by physical or chemical means. Compounds.
Hazardous Substances. Purpose of Presentation. This is a guide to the management of hazardous substances in DECS worksites. It includes advice about: responsibilities of managers and employees purchasing safety information (ChemWatch and MSDSs) risk assessment and control options labelling
HAZARDOUS SUBSTANCES. HSNO Class 6 Toxics. Class 6 - Toxicity. 6.1 Acutely toxic 6.3 Skin irritant 6.4 Eye irritant 6.5 Sensitisation 6.6 Mutagen 6.7 Carcinogen 6.8 Reproductive 6.9 Target organ/system. Toxicity. Acute toxicity thresholds