10 50.
Which of the following indicators
turns yellow in an alkaline solution
during an acid-base titration?
A.
B.
C.
D.
E.
Phenolpthalein
Phenol red
Methyl red
Methyl orange
Congo red​

Si una estrella no tiene paralaje medible, ¿qué puedes inferir?

What is the chemical formula for dihydrogen monoxide

With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals