Calculate the mass of 12.04 x 10(to the power of 23) zinc oxide ZnO?


Answer from: Tudor:
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Calculate **number of moles** of zinc oxide (ZnO):

- n (ZnO) = N:Na = (12.04*10^23):(6.02*10^23) = 2 mol

Calculate **the mass of **zinc oxide (ZnO):

- m (ZnO) = n*M = 2*81 = 162 grams


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