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03-10-2018
Chemistry

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what elements make up sand?

what elements make up sand class=

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dndmkdkskskd dndmkdkskskd

03-10-2018

Si, silicon. The oxide is SiO2, silicon dioxide. ...

Na, sodium. The oxide is Na2O. It is introduced as a white powder called soda ash.

Ca, calcium. The oxide is CaO. ...

Pb, lead. The oxide is PbO. ...

K, potassium.

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