Creado por Anisha Rai
hace más de 8 años
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What happens when elements react?
What happens to electrons when elements react?
What is the relative formula mass of a compound?
What is a mole of a substance?
How can the percentage mass of an element be calculated?
How can the empirical formula of a compound be calculated?
How can chemical reacions be represented?
How can information about the states of reactants and products be included in chemical reactions?
Are any atoms lost or made during chemical reactions?