what is the percentage composition of CaO

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what is the percentage composition of CaO

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Asked 2/17/2010 7:19:14 PM

Updated 10/22/2023 6:49:33 AM

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User: what is the percentage composition of CaO

Weegy: CaO=4.90
Expert answered|MILKBREath|Points 214|

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Asked 2/17/2010 7:19:14 PM

Updated 10/22/2023 6:49:33 AM

1 Answer/Comment

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Solution:
The molar mass of CaO is 40.08 (Ca) + 16.00 (O) = 56.08 g/mol.

Now, for the percentage composition:
- Percentage of Ca = (40.08 / 56.08) * 100 71.43%
- Percentage of O = (16.00 / 56.08) * 100 28.57%

Therefore, the percentage composition of CaO is approximately 71.43% Ca and 28.57% O.

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Added 10/22/2023 6:49:30 AM

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