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otez555 [7]
3 years ago
6

Iron and oxygen react together to make iron (III) oxide (rust). You know that this is a chemical reaction and not a nuclear reac

tion because:
a large amount of heat is produced by the reaction
the individual atoms are rearranged but do not change identity
new products are formed as a result of the reaction
the rust has a greater mass than the iron and oxygen used to produce it
Chemistry
2 answers:
Alona [7]3 years ago
7 0
The atoms didn't change we only added 2 different ones together. 2nd one is right
viva [34]3 years ago
6 0

Answer:

The individual atoms are rearranged but do not change identity

Explanation:

Hi, identity of an element is given by the amount of protons it has in its nucleous: two different elements must have different amounts of protons.

During a chemica reaction, such as the one between oxygen and iron, the atoms of the two elements create bonds but no a new element: they identities remain intact, so this is not a nuclear reaction

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What is the molar ratio for the following equation after it has been properly balanced?
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The answer 
<span>the molar ratio for the following equation 
____C3H8 + ____O2 Imported Asset ____CO2 + ____ H2O

</span>after it has been properly balanced:
__1_C3H8 + ____5O2 Imported Asset ____3CO2 + ____ 4H2O

proof:
number of C =3  (C3H8;   3CO2)
number of H =8 (C3H8 ; 4H2O)
number of O = 10(5x2) or (2x3+4)  (5O2;4H2O)

the answer is 
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<h3>What is an equation?</h3>

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