14. The table shows the data collected on four substances that were tested with litmus
paper to determine if they were acids or
bases.
Which of the substances is an acid?
A. 1
B. 2
C. 3
D.4

yes we can.   a lady urinates from her urethra.

bacteria could be both, harmful and to us. harmful bacteria could make us sick and probably even by getting the chances of getting a disease, but good bacteria fight it off with your immune system. there is always bacteria everywhere we go. we need to make sure to wash our hands after using the restroom, before eating, after eating, after petting an animal too. so you see, bacteria is everywhere and is harmful or . i hope this . : ) : ) : )