asked 140k views
3 votes
Why can't calcium hydroxide be written caoh2?

asked
User Ddagsan
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8.3k points

1 Answer

3 votes
I'm assuming you mean without parenthesis and that's because if there are no parenthesis, then it looks like there is one Calcium, one Oxygen, and two Hydrogen instead of one Calcium and two Hydroxide like Ca(OH)2.
answered
User Pitchinnate
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7.6k points
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