Match items with their appropriate chemical description.
-The scale used to measure acidity

Question

Match items with their appropriate chemical description.
-The scale used to measure acidity​

Quizplus · Accepted Answer

The scale used to measure acidity is pH. Answer: D A proton is a positively charged subatomic particle that is found in the nucleus of an atom. Answer: I Mass number is the sum of the number of protons and neutrons in an atom. Answer: F pH is a measure of the acidity or basicity of a solution. Answer: G Ca is the chemical symbol for calcium, a chemical element with the atomic number 20. Answer: H P is the chemical symbol for phosphorus, a chemical element with the atomic number 15. Answer: B A molecule is a group of two or more atoms that are chemically bonded together. Answer: K The chemical description given in this answer is unclear and incorrect. Answer: J NO^3- is the chemical formula for nitric oxide, a colorless gas with the chemical formula NO.

Match Items with Their Appropriate Chemical Description