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6: Two hydrogen atoms, one carbon atom, and three oxygen atoms.

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12y ago
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11y ago

Well if I'm reading your formula correctly you have:

2 hydrogen

1 carbon

3 oxygen

Thus giving you a lovely carbonic acid.

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Wiki User

14y ago

4 carbon atoms are in the formuls CH3COOH.

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12y ago

you have 2 hydrogen atoms, 1 carbon atom and 3 oxygen atoms. Thus creating a total of 6 atoms to make up H2CO3.

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8y ago

The carbon has no subscript, so there's one carbon atom per formula unit. The coefficient of 3 at the beginning indicates there are three formula units. That's 3 carbon atoms total.

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Wiki User

14y ago

There are 2 atoms of Hydrogen in H2CO3

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8y ago

3 H2CO3 has 3 carbon atoms.

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11y ago

12 (4+2+6)

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Anonymous

Lvl 1
4y ago

6

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Q: How many atoms make up the element H2CO3?
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