Construct an explanation based on evidence to describe conservation of matter in a chemical reaction including the resulting differences between products and reactants. (Clarification statement: Evidence could include models such as balanced chemical equations.)
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Q 1/3
Score 0
Which BEST explains why the total mass of the product(s) would be less than the total weight of the reactant(s) after a chemical reaction?
60
physical change occurred.
Precipitates were created in the new solution.
Atoms involved in the reaction lost mass.
Gases were released to the atmosphere.
Q 2/3
Score 0
If a chemical reaction such as photosynthesis begins with 6 atoms of carbon (C), how many atoms of carbon (C) should be in the products?
60
6 atoms of carbon (C)
3 atoms of carbon (C)
12 atoms of carbon (C)
2 atoms of carbon (C)
3 questions
Q.
Which BEST explains why the total mass of the product(s) would be less than the total weight of the reactant(s) after a chemical reaction?
1
60 sec
S8P1f
Q.
If a chemical reaction such as photosynthesis begins with 6 atoms of carbon (C), how many atoms of carbon (C) should be in the products?
2
60 sec
S8P1f
Q.
How does a balanced chemical equation satisfy the Law of Conservation of Mass?
