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FrozenT [24]
3 years ago
6

make the following follow the law of conservation of matter. ____ NaBr+____ CaF2-->____ NaF+____ CaBr2

Chemistry
1 answer:
Sever21 [200]3 years ago
7 0

Answer:

2NaBr + CaF₂ ⟶ 2NaF + CaBr₂

Explanation:

Put a 1 in front of the most complicated-looking formula (CaF₂?):

                       NaBr + 1CaF₂ ⟶ NaF + CaBr₂

Balance Ca:    NaBr + 1CaF₂ ⟶ NaF + 1CaBr₂

Balance F:      NaBr + 1CaF₂ ⟶ 2NaF + 1CaBr₂

Balance Na: 2NaBr + 1CaF₂ ⟶ 2NaF + 1CaBr₂

————————————————————

<em>Check</em>

<u>Atom</u>  <u>On the left</u>  <u>On the right </u>

  Na             2                   2

  Br              2                   2

  Ca             1                     1

  F               2                    2

The balanced equation is

2NaBr + CaF₂ ⟶ 2NaF + CaBr₂

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