5181833
Descrição
FlashCards por tania de andrade, atualizado more than 1 year ago
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Criado por tania de andrade
aproximadamente 8 anos atrás
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| Questão | Responda |
| Chemical change/ reaction | A change that forms a new chemical. |
| Hydrocarbon | A compound of hydrogen and carbon only. Ethane, C2H6, is a hydrocarbon. |
| Atom | The smallest particle of an element. The atoms of each element are the same as each other but different from the atoms of other elements. |
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