LordYoshee8676
16.04.2021 •
Chemistry
La fórmula empírica es la mínima relación que hay entre los átomos de un compuesto. Cual de las siguientes corresponde a una formula empírica Opciones: B. 2 × (C2H5) = C4H10. A. 40% de C y 60% de H. C. C2H5.
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Ответ:
Which file extension indicates a text document?
A- .txt
B- .ppt
C-.tst
D- .pdf