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Gizmo_1_Student_Exploration_Balancing_Chemical_Equations -...

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Name:William Dunphy____________________Date:________________________Student Exploration: Balancing Chemical EquationsVocabulary:coefficient, combustion, compound, decomposition, double replacement, element,molecule, product, reactant, single replacement, subscript, synthesisPrior Knowledge Questions(Do these BEFORE using the Gizmo.)The scouts are makings’mores out of toasted marshmallows, chocolate, and graham crackers.
2. Assuming a s’more requires two graham crackers, one marshmallow, and one piece ofchocolate, how many s’mores could you make with the ingredients shown?
Gizmo Warm-upIn a chemical reaction,reactantsinteract to formproducts.This process is summarized by achemical equation.In theBalancing ChemicalEquationsGizmo, look at the floating moleculesbelow the initial reaction:H2+ O2→ H21.How many atoms are in a hydrogenmolecule(H2O.
2.How many atoms are in an oxygenmolecule (O2
3. How many hydrogen and oxygen atoms are in a water molecule (H2

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Chemical reaction

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