3 years ago

What do we call the number "2" in CO2?

2 answers:

8 0

Answer:

CO2 is the chemical formula for the compound carbon dioxide. C is the symbol for the element carbon, and O is the symbol for oxygen and the 2 just means there are 2 elements from the elements table that makes this element up

Vadim26 [7]3 years ago

5 0

The 2 is the subscript for H symbolises the presence of 2 Hydrogen atoms.

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