Acid - base indicators (also known as pH indicators) are substances which change color with pH. They are usually weak acids or bases. you use them if you want to know if a solution is an acid or it it's a base
Answer: C2H2
Explanation: Because each of the lines represent one bond, and because there are three lines (bonds) between the carbons, it means that they are bonded by three bonds, also known as a triple bond.
Baking powder is a mixture of baking soda and a mild edible acid such as tartaric acid
WAit I just have one tiny little question did your mom dad grandma grandpa helpful I with the question first
Answer:
the answer to your problem is A.Subscript...BRAINLIEST
