When you measur the boiling point of mercury, you are invesigating a (a) cheimcal change (b) chemical property (c) physical change (d) physical property

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.

Aneutral atom must have the same number of neutrons and protons? no, they must have the same number of protons and electrons