Responses
Some of the atoms in the paper are destroyed when it burns.
Some of the atoms in the paper are destroyed when it burns.
The ash is created from new atoms that have less mass than the paper.
The ash is created from new atoms that have less mass than the paper.
Other atoms combine with the paper to produce the ash.
Other atoms combine with the paper to produce the ash.
Some of the atoms in the paper became gases.
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The correct statement that explains why the ashes of burnt paper have less mass than the original paper is:
Some of the atoms in the paper became gases.
When paper burns, it undergoes a chemical reaction (combustion) that converts it into ash, gases (such as carbon dioxide and water vapor), and heat. The gases that are released during the burning process account for the loss of mass.
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