Coefficients
Definition
In chemistry, coefficients represent the number of units (usually molecules or moles) involved in a chemical reaction. They appear as numerical values placed before reactant and product formulas in balanced equations.
Related terms
Stoichiometry: The calculation of quantities in chemical reactions, based on a balanced equation.
Mole Ratio: The ratio between the amounts in moles of any two compounds involved in a chemical reaction.
Balanced Equation: An equation for a chemical reaction in which the number of atoms for each element in the reaction and the total charge are the same for both reactants and products.
"Coefficients" appears in:
Study guides (2)
AP Chemistry - 4.1 Introduction for Reactions
AP Chemistry - 4.3 Representations of Reactions
Practice Questions (2)
Do coefficients always have to be whole numbers?
Why does the coefficients matter for elementary steps?
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Cram Mode
AP Score Calculators
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.