What is a balanced chemical equation?
Balancing Chemical Equations (medium)

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•
Chemistry
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
A balanced chemical equation has equal numbers of each type of atom on both sides of the equation, following the law of conservation of mass.
2.
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.
3.
FLASHCARD QUESTION
Front
What are coefficients in a chemical equation?
Back
Coefficients are the numbers placed before compounds in a chemical equation to indicate the number of molecules or moles of each substance involved in the reaction.
4.
FLASHCARD QUESTION
Front
How do you determine the coefficients needed to balance a chemical equation?
Back
To balance a chemical equation, adjust the coefficients of the reactants and products until the number of atoms of each element is the same on both sides.
5.
FLASHCARD QUESTION
Front
What is the first step in balancing a chemical equation?
Back
The first step is to write the unbalanced equation and count the number of atoms of each element on both sides.
6.
FLASHCARD QUESTION
Front
What is the significance of balancing chemical equations?
Back
Balancing chemical equations is crucial because it ensures that the reaction obeys the law of conservation of mass and accurately represents the quantities of reactants and products.
7.
FLASHCARD QUESTION
Front
What is a reactant in a chemical reaction?
Back
A reactant is a substance that undergoes a change during a chemical reaction, appearing on the left side of the equation.
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