Chemistry, 27.01.2021 19:40 estheradame547

How many elements are present in each of the following HF and. Hf ii) Co and CO iii) Si and SiO2 iv) PoCl2 and POCC3. Plzzz answer briefly.
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How many elements are present in each of the following HF and. Hf ii) Co and CO iii) Si and SiO2 iv)...

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