The formula of "rock salt" is:
Correct answer: A. NaCl
- A. NaCl
- B. NaHCO3
- C. Na2CO3
- D. CuSO4
Explanation
Halite more commonly known as Rock salt is a mineral formed from sodium chloride. Its chemical formula is NaCl and this also includes other variations of salt such as common salt and table salt.
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