Final answer:
Several chemicals utilized in modern medicine include NaCl, H2O, and Ca.
Step-by-step explanation:
In modern medicine, several chemicals are utilized for various purposes. One of them is NaCl, which is commonly known as table salt and is used as an electrolyte replacement in intravenous (IV) fluids. Another chemical, H2O, is essential for maintaining hydration and is used in various medical procedures. Additionally, Ca (calcium) is utilized in the formation of bones and teeth, and is also important for muscle contraction and nerve transmission.
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