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Questions and Answers
What do the coefficients next to the symbols and formulas of entities represent?
What do the coefficients next to the symbols and formulas of entities represent?
- Number of atoms in the substances
- Absolute values of the stoichiometric numbers (correct)
- Molecular weights of the substances
- Atomic numbers of the elements
Who diagrammed the first chemical equation in 1615?
Who diagrammed the first chemical equation in 1615?
- Dmitri Mendeleev
- Robert Boyle
- Jean Beguin (correct)
- Antoine Lavoisier
What are given on the left-hand side in a chemical equation?
What are given on the left-hand side in a chemical equation?
- Structural diagrams
- Intermixed chemical formulas
- Product entities
- Reactant entities (correct)
What does the arrow in a chemical equation indicate?
What does the arrow in a chemical equation indicate?
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What does a chemical equation consist of?
What does a chemical equation consist of?
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What is given on the left-hand side in a chemical equation?
What is given on the left-hand side in a chemical equation?
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What are the entities on the right-hand side of a chemical equation?
What are the entities on the right-hand side of a chemical equation?
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What do the coefficients next to the symbols and formulas of entities represent in a chemical equation?
What do the coefficients next to the symbols and formulas of entities represent in a chemical equation?
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In what year was the first chemical equation diagrammed?
In what year was the first chemical equation diagrammed?
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How are the chemical formulas in a chemical equation represented?
How are the chemical formulas in a chemical equation represented?
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