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Science Planner 6/5/17 WALT: describe chemical reactions. WU: Draw a diagram of how a Solar eclipse occurs. Labels included. CW: Vocabulary
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Announcements:
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Vocabulary: Reactants – the substances you have at the beginning. Products – when the reaction is complete products are formed. Reactant + Reactant Product + Product Conservation of Mass - matter is not created or destroyed in a reaction. Open system – matter can enter from or escape to the environment. Closed system – matter is not allowed to enter or leave the system.
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Simplified Rules for balancing equations
Write the equation Mg + O MgO Count the atoms Mg = 1 O2 = MgO = 2 Use Coefficients to balance the Atoms Mg O MgO 4. Conservation of Mass?
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Balancing Chemical Equations
N2 + H2 NH3 H2 + O2 H20 KClO3 KCl + O2
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Science Planner 6/5/17 WALT: describe chemical reactions. WU: Draw a diagram of how a Solar eclipse occurs. Labels included. CW: Vocabulary Read pages 56 – 63, Questions 1 – 3, page 63.
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