Balancing Reactions (no polyatomics)
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What are the coefficients that will balance the skeleton equation: CH₄ + __O₂ → __CO₂ + __H₂O?
Back
1, 2, 1, 2
2.
FLASHCARD QUESTION
Front
What are the coefficients that will balance the skeleton equation: Na + __F₂ → __NaF?
Back
2, 1, 2
3.
FLASHCARD QUESTION
Front
What are the coefficients that will balance the skeleton equation: Fe + __O₂ → __Fe₂O₃?
Back
4, 3, 2
4.
FLASHCARD QUESTION
Front
What does the principle of conservation of mass state in chemical reactions?
Back
Matter is not created or destroyed.
5.
FLASHCARD QUESTION
Front
What does the arrow in a chemical equation represent? H₂ + O → H₂O
Back
Yields
6.
FLASHCARD QUESTION
Front
Define a balanced chemical equation.
Back
A chemical equation where the number of atoms for each element is the same on both sides.
7.
FLASHCARD QUESTION
Front
What is the significance of coefficients in a chemical equation?
Back
Coefficients indicate the number of molecules or moles of each reactant and product.
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