Question

7. Which of the following is a base?
(a) apple juice (b) salt
(c) baking powder (d) vinegar​

Answer 1

Baking powder is a base. (Option C)

• Baking powder referred to as sodium hydrogen carbonate (NaHCO3), is a base with a pH of 9. It is utilized in baking as a leavening agent to elevate the dough.
• Because of the presence of many acids, such as Malic acid, apple juice is counted to be acidic. It has a pH of around 3.5.
• When an acid is neutralized via way of means of a base, a salt is created. It is neutral.
• Vinegar is a kind of acid. It is an acetic acid aqueous solution with a pH of 2.5.

Note: If the pH level of a substance is less than 7, it is considered to be acidic, and if the pH level is more than 7, it is considered to be basic.