Question

nr de atomi ai elementului cu Z=14 ce contine in invelisul electronic
$1.686 \times {10}^{25} electroni$este :
a)
$6.022 \times {10}^{23} atomi$
b)
$1.2044 \times {10}^{24} atomi$
c)
$0.12 \times {10}^{23} atomi$
d)
$6.022 \times {10}^{24} atomi$
Va rog mult!!

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Answer 1

a) 6,022•10²³ atomi............