Balancing Equations, Changes, and Law of Conservation of Matter

Front

In order for an equation to be balanced, there must be ...

Back

equal numbers of each type of ATOM on both sides.

Front

What is the left part of a chemical equation called?
2H_{2 +} O₂ --> 2H₂O

Back

Reactants

Front

What is the right part of a chemical equation called...
2H_{2 +} O₂ --> 2H₂O?

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Products 

Front

Atom or molecule? H₂O

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Molecule

Front

Atom or molecule? Cl

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Atom

Front

Name the part in red:

H₂ + O₂ -> H₂O

Back

Subscript

Front

What does the part in red tell you? H₂ + O₂ -> H₂O
Options: How many of that MOLECULE, How many ATOMS of that element, The reactants, The products

Back

How many ATOMS of that element

Front

What is the number before a molecule or atom called? Ex: 2H₂ + O₂ --> 2H₂O

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Coefficient

Front

What does the number in front of the molecule tell you? Ex: 2H₂ + O₂ --> 2H₂O

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How many molecules (or single atoms) you have

Front

How many atoms of hydrogen (H) are in C₆H₁₂O₆?

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