7.2 Balancing Equations
... description, take a photograph, or even draw a picture. There is more than one way to describe what you saw. You can also describe chemical reactions in more than one way. For example, a gas stove burns methane gas to cook food. Methane gas reacts with oxygen to produce carbon dioxide and water. The ...
... description, take a photograph, or even draw a picture. There is more than one way to describe what you saw. You can also describe chemical reactions in more than one way. For example, a gas stove burns methane gas to cook food. Methane gas reacts with oxygen to produce carbon dioxide and water. The ...
Safety Data Sheet - Fisher Scientific
... None of the ingredients is listed SECTION 16 : Other information This product has been classified in accordance with hazard criteria of the Controlled Products Regulations and the SDS contains all the information required by the Controlled Products Regulations.Note:. The responsibility to provide a ...
... None of the ingredients is listed SECTION 16 : Other information This product has been classified in accordance with hazard criteria of the Controlled Products Regulations and the SDS contains all the information required by the Controlled Products Regulations.Note:. The responsibility to provide a ...
Chemical Equations and Reactions
... the cations of one reactant combine with the anions of another reactant to form an insoluble or slightly soluble compound. The precipitate forms as a result of the very strong attractive forces between the cations and anions. ...
... the cations of one reactant combine with the anions of another reactant to form an insoluble or slightly soluble compound. The precipitate forms as a result of the very strong attractive forces between the cations and anions. ...
Protecting Buildings from Chemical and Biological Warfare Agent
... case of a CBWA attack, it is crucial to know when, where, what, and how a CBWA is released. Without such information, it is difficult, if not impossible, to have effective measures to protect building occupants. To improve indoor air quality, we often use more outdoor air because it is fresher. For ...
... case of a CBWA attack, it is crucial to know when, where, what, and how a CBWA is released. Without such information, it is difficult, if not impossible, to have effective measures to protect building occupants. To improve indoor air quality, we often use more outdoor air because it is fresher. For ...
c2_03_lesson
... Low demand Discuss the properties of metals and ceramics and explain what is meant by a polymer. Explain that all these materials are substances/chemicals – some pure (single substance, e.g. copper wires) others mixtures (most materials). Students should make lists of materials classifying them as ...
... Low demand Discuss the properties of metals and ceramics and explain what is meant by a polymer. Explain that all these materials are substances/chemicals – some pure (single substance, e.g. copper wires) others mixtures (most materials). Students should make lists of materials classifying them as ...
CHEM MINI-COURSE SERIES M1.2___
... compounds. A chemical equation describes the essence of a chemical reaction. Most chemical equations take this general format: ...
... compounds. A chemical equation describes the essence of a chemical reaction. Most chemical equations take this general format: ...
Honors Chapter 2
... Gases have no fixed shape or volume. Gases can be compressed to form liquids. Liquids have no shape, but they do have a volume. Solids are rigid and have a definite shape and volume. ...
... Gases have no fixed shape or volume. Gases can be compressed to form liquids. Liquids have no shape, but they do have a volume. Solids are rigid and have a definite shape and volume. ...
in MS Word - The Natural Edge Project
... 7. US based international furniture company Steelcase has also used green chemistry to replace a textile for chair backings whose end trimmings had been declared a ‘toxic waste’ by the Swiss Government, because of heavy metals used in treating and dyeing the cloth. The company identified about 8,000 ...
... 7. US based international furniture company Steelcase has also used green chemistry to replace a textile for chair backings whose end trimmings had been declared a ‘toxic waste’ by the Swiss Government, because of heavy metals used in treating and dyeing the cloth. The company identified about 8,000 ...
Lecture 14
... Hydrogen gas and Nitrogen gas combine to make ammonia in the gaseous state. BEFORE 3 H2(g) + N2(g) ...
... Hydrogen gas and Nitrogen gas combine to make ammonia in the gaseous state. BEFORE 3 H2(g) + N2(g) ...
Export To Word
... B. Electrons are key to defining chemical and some physical properties, reactivity, and molecular structures. Repeating (periodic) patterns of physical and chemical properties occur among elements that define groups of elements with similar properties. The periodic table displays the repeating patte ...
... B. Electrons are key to defining chemical and some physical properties, reactivity, and molecular structures. Repeating (periodic) patterns of physical and chemical properties occur among elements that define groups of elements with similar properties. The periodic table displays the repeating patte ...
Learning Activities
... Baking soda-vinegar Burn piece of Mg Explore Activities Think Pair Share: Students will demonstrate everyday examples of chemical reactions. Explain Activities Teacher and student develop Cornell notes on evidence of chemical reaction and five basic inorganic chemical types. Pgs 284-291 Voca ...
... Baking soda-vinegar Burn piece of Mg Explore Activities Think Pair Share: Students will demonstrate everyday examples of chemical reactions. Explain Activities Teacher and student develop Cornell notes on evidence of chemical reaction and five basic inorganic chemical types. Pgs 284-291 Voca ...
LESSON 23: Exploding Bags
... any change in a substance’s form that does not change its chemical makeup. The chemical formula of the substance stays the same before and after the change. A chemical change or chemical reaction is a change that takes place when atoms of a substance are rearranged, and the bonds between the atoms a ...
... any change in a substance’s form that does not change its chemical makeup. The chemical formula of the substance stays the same before and after the change. A chemical change or chemical reaction is a change that takes place when atoms of a substance are rearranged, and the bonds between the atoms a ...
Ministry Strand: Quantities in Chemical Reactions Teacher
... coefficients (2 and 2). In pairs, have students use stoichiometry to determine which bottle will make the pop sound first. Answer: bottle 3 is the only bottle that will fully use all of the O2 and H2 to react in a combustion reaction (having .5/3 L of O2 and 2*.5/3 L H2, the optimal ratio for the co ...
... coefficients (2 and 2). In pairs, have students use stoichiometry to determine which bottle will make the pop sound first. Answer: bottle 3 is the only bottle that will fully use all of the O2 and H2 to react in a combustion reaction (having .5/3 L of O2 and 2*.5/3 L H2, the optimal ratio for the co ...
Chapter 11 * Chemical Reactions
... • There are many types of chemical reactions. We will study 5 of these. By being able to identify the type of chemical reaction that will occur, one can predict the products of a chemical reaction. ...
... • There are many types of chemical reactions. We will study 5 of these. By being able to identify the type of chemical reaction that will occur, one can predict the products of a chemical reaction. ...
Learning Guide – Poisons (I)
... Plants make sugar and oxygen from carbon dioxide and water. “Hot hands” get warm when bent. Old wine turns into vinegar. Paint remover loosens paint so it can be removed. Balancing chemical reactions When we write a chemical reaction, it is important to know how many units of each compound are neede ...
... Plants make sugar and oxygen from carbon dioxide and water. “Hot hands” get warm when bent. Old wine turns into vinegar. Paint remover loosens paint so it can be removed. Balancing chemical reactions When we write a chemical reaction, it is important to know how many units of each compound are neede ...
Physical and Chemical Change
... state of matter. Chemical properties describe the changes that take place when new substances are formed during a chemical reaction. When matter undergoes a change, it is classified as either a physical change or chemical change. During a physical change, only the size, temperature or physical state ...
... state of matter. Chemical properties describe the changes that take place when new substances are formed during a chemical reaction. When matter undergoes a change, it is classified as either a physical change or chemical change. During a physical change, only the size, temperature or physical state ...
Chapter 3 – part I Sections 1-3
... • What is oxidized and reduced are always reactants, the products are the result of the redox. • So if asked “what is ox or red?”, answer is reactant ...
... • What is oxidized and reduced are always reactants, the products are the result of the redox. • So if asked “what is ox or red?”, answer is reactant ...
Writing Chemical Formulas and Chemical Reactions
... 1. Find the latin name of the cation in the chemical formula. Usually, the latin name for Hg and Sb are not used. If the cation does not have a latin name, ignore this step. 2. Remove the last syllable (usually "um" for the latin name) and add the suffix ("ous" or "ic") in its place. Arsenic’s name ...
... 1. Find the latin name of the cation in the chemical formula. Usually, the latin name for Hg and Sb are not used. If the cation does not have a latin name, ignore this step. 2. Remove the last syllable (usually "um" for the latin name) and add the suffix ("ous" or "ic") in its place. Arsenic’s name ...
File - Mr. J`s Chemistry 4U
... Zinc atoms have a greater tendency to lose electrons than do copper atoms. Aluminum can replace zinc. Cobalt can replace sodium. Flourine is the most active halogen. Any metal above magnesium replaces hydrogen from water. Any metal above hydrogen reacts with acids, replacing hydrogen. Elements near ...
... Zinc atoms have a greater tendency to lose electrons than do copper atoms. Aluminum can replace zinc. Cobalt can replace sodium. Flourine is the most active halogen. Any metal above magnesium replaces hydrogen from water. Any metal above hydrogen reacts with acids, replacing hydrogen. Elements near ...
Ch.5
... are formed as REACTANTS are converted into PRODUCTS. A reaction STARTS with substances known as REACTANTS (always written on the LEFT side of the equation). The substances that are FORMED during a reaction are known as PRODUCTS (always written on the RIGHT side of the equation). ...
... are formed as REACTANTS are converted into PRODUCTS. A reaction STARTS with substances known as REACTANTS (always written on the LEFT side of the equation). The substances that are FORMED during a reaction are known as PRODUCTS (always written on the RIGHT side of the equation). ...
Chemical Bonding Quiz
... Study Guide: Chemical Bonding Quiz Students should be able to understand and apply the following Chemical Bonding concepts: ...
... Study Guide: Chemical Bonding Quiz Students should be able to understand and apply the following Chemical Bonding concepts: ...
Answer key
... 5. Read each scenario. Decide whether a physical or chemical change has occurred and give evidence for your decision. The first one has been done for you to use as an example. Scenario ...
... 5. Read each scenario. Decide whether a physical or chemical change has occurred and give evidence for your decision. The first one has been done for you to use as an example. Scenario ...
Chemical Reactions
... 1. In the chemical reaction between baking soda and vinegar, what did you observe other than a temperature change? What might this tell you about one of the products of this chemical change? 2. In the chemical reaction between baking soda solution and calcium chloride, what did you observe other t ...
... 1. In the chemical reaction between baking soda and vinegar, what did you observe other than a temperature change? What might this tell you about one of the products of this chemical change? 2. In the chemical reaction between baking soda solution and calcium chloride, what did you observe other t ...
compound
... A chocolate chip cookie is an example of a __________, because ______________. a. compound, the ingredients are chemically bonded. b. compound, it is the same throughout. c. mixture, you can separate out the chips. d. mixture, you cannot distinguish between the ingredients. ...
... A chocolate chip cookie is an example of a __________, because ______________. a. compound, the ingredients are chemically bonded. b. compound, it is the same throughout. c. mixture, you can separate out the chips. d. mixture, you cannot distinguish between the ingredients. ...
Chemical industry
The chemical industry comprises the companies that produce industrial chemicals. Central to the modern world economy, it converts raw materials (oil, natural gas, air, water, metals, and minerals) into more than 70,000 different products.