En una reacción química se produjeron 5.02 x 1023 moléculas de ZnO. ¿A cuántos gramos corresponde esta cantidad de moléculas?

This number of molecules correspond to 67.87 g ZnO

In a chemical reaction, 5.02 x 10²³ ZnO molecules were produced. How many grams does this number of molecules correspond to?

1 mol = 6.02 x 10²³ particles(ions, atoms, molecules)

mol for 5.02 x 10²³ molecules :

mass ZnO (MW=81,38 g/mol) :

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