CONSERVATION OF MASS AND BALANCING EQUATIONS
Flashcard
•
Chemistry
•
10th Grade
•
Practice Problem
•
Hard
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the Law of Conservation of Mass?
Back
The Law of Conservation of Mass states that mass is neither created nor destroyed in a chemical reaction. The total mass of reactants equals the total mass of products.
2.
FLASHCARD QUESTION
Front
How do you balance a chemical equation?
Back
To balance a chemical equation, adjust the coefficients of the reactants and products to ensure that the same number of each type of atom appears on both sides of the equation.
3.
FLASHCARD QUESTION
Front
What does it mean for a chemical equation to be balanced?
Back
A chemical equation is balanced when the same number of each kind of atom appears in the reactants and in the products.
4.
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.
5.
FLASHCARD QUESTION
Front
What is the purpose of balancing chemical equations?
Back
Balancing chemical equations ensures that the Law of Conservation of Mass is obeyed, meaning that the mass of reactants equals the mass of products.
6.
FLASHCARD QUESTION
Front
Back
7.
FLASHCARD QUESTION
Front
What is the balanced equation for the reaction of magnesium and hydrochloric acid?
Back
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