are atoms or molecules with an electrical charge, either positive or negative. Whether a liquid is
an acid or a base depends on these. We classify acids
and base on the . A liquid on this scale with
a pH of 3 is a/an , while a liquid with a pH of
9 is a/an When an acid and a base interact
with one another the liquid can become ___
and it will have a pH of 7.

The answer to fill in the blank are: Acidic, Basic, pH Scale, Neutral, Ion

ions

ph scale

neutral

basic

acidic

Explanation:

hopefully I got it right u welcome :)

answer: c. the experiment shows that the red substance experienced a chemical change.

explanation: chemical change is the change in which chemical composition of the substance changes. physical change is the change in which there is no change in chemical composition.

chemical changes are accompanied by following changes:

a) precipitate formation

b) energy is released or absorbed

c) formation of bubbles

d) change in color

as it is given that the red color has disappeared and there is production of gas, it means the red substance has undergone a chemical change.

e

i believe the answer is a.