Respuesta :

Explanation:

The relative formula mass of a substance, shown in grams, is called one mole of that substance. So one mole of carbon monoxide has a mass of 28 g, and one mole of sodium oxide has a mass of 62 g

Answer:

M(CO)=28 (g/mol)

Explanation:

M= 12+16=28 (g/mol)

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