francrincoli francrincoli

09-10-2020
Chemistry

contestada

How many oxygen atoms are in 8.20 g Na 2SO 4?

Respuesta :

kuttysimba kuttysimba

09-10-2020

Answer:

No. of atom =

no.of moles x avagardro's number xatomicity

= weight /molar mass x No x atomicity

=8.2/142 x6.02x10^23 x 4

=0.346 x 10^23(approximately)

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