September 2018 1 32 Report
HELP PLEASE
En 352 gramos de bromuro de zinc ZnBr2, calcular:
a) el numero de moles de ZnBr2?
b) el numero de atomos de bromo?
A 0,04 mol ZnBr2. B 1,578 mol ZnBr2. C 3,87 mol ZnBr2
A 3,156x10 23 atomos Br. B 32,1x 10 23 atomos Br. C 95,7x 10 23 atomos Br. D 9x 10 23 atomos Br

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