What is a chemical equation?
Balancing Chemical Equations

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•
Science, Chemistry
•
8th - 9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A chemical equation is a symbolic representation of a chemical reaction, showing the reactants and products along with their quantities.
2.
FLASHCARD QUESTION
Front
What are reactants in a chemical equation?
Back
Reactants are the starting substances in a chemical reaction that undergo change to form products.
3.
FLASHCARD QUESTION
Front
What are products in a chemical equation?
Back
Products are the substances formed as a result of a chemical reaction.
4.
FLASHCARD QUESTION
Front
What is the law of conservation of mass?
Back
The law of conservation of mass states that mass is neither created nor destroyed in a chemical reaction; the total mass of reactants equals the total mass of products.
5.
FLASHCARD QUESTION
Front
What is a coefficient in a chemical equation?
Back
A coefficient is a number placed in front of a chemical formula in an equation to indicate how many molecules or moles of that substance are involved in the reaction.
6.
FLASHCARD QUESTION
Front
What is a subscript in a chemical formula?
Back
A subscript is a small number written to the right of a chemical symbol that indicates the number of atoms of that element in a molecule.
7.
FLASHCARD QUESTION
Front
How do you balance a chemical equation?
Back
To balance a chemical equation, adjust the coefficients of the reactants and products to ensure that the number of atoms of each element is the same on both sides of the equation.
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