alinmitrache780 alinmitrache780

15-05-2024
Mathematics

contestada

Se dă CaCl2 determinați:
1.Raportul atomic
2.Masa molară
3.Raportul de masă
4.Compoziția procentuală elementară
5.Cați moli se găsesc în 333g CaCl2
Câte grame de CaCl2 se găsesc 142g de Clor
%Ca, %Cl=?

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