Balancing Equations

Flashcard
•
Chemistry
•
9th - 10th Grade
•
Hard
Wayground Content
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15 questions
Show all answers
1.
FLASHCARD QUESTION
Front
Is this equation balanced?
Back
yes
2.
FLASHCARD QUESTION
Front
Is this equation balanced?
Back
no
3.
FLASHCARD QUESTION
Front
Is the equation balanced?: 2H2O + O2 --> 4MgO + 3Fe
Back
No
4.
FLASHCARD QUESTION
Front
Law of Conservation of Mass
Back
Matter cannot be gained or lost in a chemical reaction.
5.
FLASHCARD QUESTION
Front
What is the little number after an element in a chemical equation called? Example: H2
Back
Subscript
6.
FLASHCARD QUESTION
Front
What is the arrow in a chemical equation...
H2 + O --> H2O
Back
Yields
7.
FLASHCARD QUESTION
Front
At the end of chemical reactions, what is the total mass of the reactants compared to the total mass of the products?
Back
the mass is the same
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