How many ozone O3 molecules are there in 144 g?
| December 2, 2020 | education
By the formula: n = m / Mr
we find first Mr = Ar (O) * k = 16 * 3 = 48g / mol
And now we substitute and calculate:
n = 144g / 48g / mol = 3 mol
Answer: 3 mol
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