Respuesta :

there are 35.453 grams in a single mole

so divide 100 by 35.453

100/35.453 = 2.82063577

rounded 2.82063577 equals 2.82

Aisin

Answer:

2.821 moles

Explanation:

mol = mass/molar mass
      = 100 / 35.45
      = approx. 2.821 moles