Balancing Equations Exit Ticket
Flashcard
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Science
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University
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Practice Problem
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Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a subscript in a chemical formula?
Back
A subscript is a number written below and to the right of a chemical symbol that indicates the number of atoms of that element in a molecule.
2.
FLASHCARD QUESTION
Front
What is the purpose of balancing chemical equations?
Back
The purpose of balancing chemical equations is to ensure that the number of atoms of each element is the same on both sides of the equation, reflecting the conservation of mass.
3.
FLASHCARD QUESTION
Front
What are reactants in a chemical equation?
Back
Reactants are the substances that undergo a chemical change in a reaction, found on the left side of a chemical equation.
4.
FLASHCARD QUESTION
Front
What are products in a chemical equation?
Back
Products are the substances formed as a result of a chemical reaction, found on the right side of a chemical equation.
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
Why can you only change the coefficient and not the subscript to balance an equation?
Back
Changing the coefficient adjusts the quantity of molecules without altering the identity of the compounds, while changing the subscript would change the compound itself.
7.
FLASHCARD QUESTION
Front
What does it mean for a chemical equation to be balanced?
Back
A balanced chemical equation has the same number of each type of atom on both sides of the equation, indicating that mass is conserved.
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