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1.27.20 Conservation of Matter HW

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Name _____________________________________________
Date: 1/27/2020
Per ___________
HW: Conservation of Matter
Chemical Equation
2 𝐻2 + 𝑂2 → 2 𝐻2 𝑂
𝐻2
𝐻2 𝑂
Reactants
H: 4
O: 2
Products
H: 4
O: 2
𝐹𝑒2 𝑂3 + 3 𝐢 → 𝐹𝑒 + 𝐢𝑂2
Reactants
Fe:
Products
Fe:
O:
C:
O:
C:
𝐢𝐻4 + 4 𝐢𝑙2 → 𝐢𝐢𝑙4 + 𝐻𝐢𝑙
Reactants
C:
H:
Products
C:
H:
Cl:
Cl:
Is matter
conserved?
(Yes/No)
Yes
Why or why not?
Because the number of H and O
in the reactants equals the
number of H and O in the
products. Since H is matter and
O is matter, matter is conserved.
Because
Because
Chemical Equation
𝐢𝐻4 + 2 𝑂2 → 𝐢𝑂2 + 2 𝐻2 𝑂
Reactants
C:
Products
C:
H:
H:
O:
O:
𝑍𝑛𝑆 + 𝑂2 → 𝑍𝑛𝑂 + 𝑆𝑂2
Reactants
Zn:
Products
Zn:
S:
S:
O:
O:
𝑁2 + 3 𝐻2 → 2 𝑁𝐻3
Reactants
N:
Products
N:
H:
H:
Is matter
conserved?
(Yes/No)
Why or why not?
Because
Because
Because
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