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How many oxygen atoms and are present in this water molecule 2H2O? (note* the number 2 after H is a subscript)
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How many oxygen atoms and are present in this water molecule 2H2O?

(note* the number 2 after H is a subscript)

User Moti Korets
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4. Hydrogen atoms and 2 oxygen atoms
User Cruiser KID
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Answer: 4 hydrogen atoms and 2 oxygen atoms.

Step-by-step explanation:

For example, two water molecules (2H2O) contain 2 • 2 = 4 hydrogen atoms and 2 • 1 = 2 oxygen atoms.

User Peter Jerald
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