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Covalent Bonds. Covalent chemical bonds involve the sharing of a pair of valence electrons by two atoms, in contrast to the transfer of electrons in ionic bonds. Such bonds lead to stable molecules if they share electrons in such a way as to create a noble gas configuration for each atom. Types of chemical reaction Nevo Mantel França 10B Chemistry Lab report: Types of chemical reaction Element Before During After Methane Transparent gas, passing through the tube. The sparks suddenly make the fire turn on and after turning it on, and after turning it on we regulate the oxygen making the fire blue or yellowish orange. A chemical equation expresses the net change in composition associated with a chemical reaction by showing the number of moles of reactants and products. But because each component has its own molar mass, equations also implicitly define the way in which the masses of products and reactants are related.
PRE-LAB DISCUSSION All chemical reactions release or absorb energy. Chemical reactions that release energy in the form of heat are called exothermic reactions. Some chemical reactions absorb energy and are called endothermic reactions. PURPOSE After examining each reaction in the laboratory, you should be able to classify each reaction as ...
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5. Substrate _____ 6. Activation energy _____ a. Substances that bring about a chemical reaction without being changed. b. Amount of energy required for a chemical reaction to occur. c. Proteins that speed up chemical reactions. d. Substance formed from the substrate at the end of a chemical reaction with an enzyme. e. An error occurred while connecting to the bitlocker management interface.
Lab 6 Introduction. Learning Objectives. Classify chemical reactions by type after observing evidence. Predict the precipitate in a chemical equation For today's experiment you will classify reactions as one of the main 5 types of chemical reactions. Then you will further categorize it as a specific type...