Respuesta :
If you find that a substance turns litmus paper to blue and contains hydroxide ions, it is most likely
A. a salt.
B. a base.
C. an acid.
D. water.
The correct answer here is B. A base changes the color of litmus from red to blue. Yours will be A. :)
Answer:
The answer is A. a base.
Explanation:
Just took the test, hope this helps the pf students! :)