How many representative particles are in 2.5 mol H2O2?

each mole consists of 6.02*10^23 things. Memorize that.

3 answers

2.408E24

Multiply Avogadro’s number by 4, because there are 4 atoms in the compound. Then, multiple that answer by 2.5 to get 6.02 x 10^24 atoms/representative particles

6.02

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