diff --git "a/informatica/Explicaci\303\263n funciones INDICE COINCIDIR (INDEX MATCH).xlsx" "b/informatica/Explicaci\303\263n funciones INDICE COINCIDIR (INDEX MATCH).xlsx"
new file mode 100644
index 0000000..17a0a7b
Binary files /dev/null and "b/informatica/Explicaci\303\263n funciones INDICE COINCIDIR (INDEX MATCH).xlsx" differ
diff --git "a/informatica/Pr\303\241ctica excel.xlsx" "b/informatica/Pr\303\241ctica excel.xlsx"
new file mode 100644
index 0000000..4e46c47
Binary files /dev/null and "b/informatica/Pr\303\241ctica excel.xlsx" differ
diff --git a/quimica/nomenclatura-hidrocarburos.pdf b/quimica/nomenclatura-hidrocarburos.pdf
new file mode 100644
index 0000000..4d750e8
Binary files /dev/null and b/quimica/nomenclatura-hidrocarburos.pdf differ