Element: Boron
Symbol: B
So answer is B
Answer:
the nucleus is called the mass number and, expressed in amu, is approximately equal to the mass of the atom
Explanation:
D is the answer. The thermo works as an insulator minimizing the heat loss to the environment.
1. NA = Sodium, NA was the chemicals symbols for the element would be NA because in Latin it is natrium for natron in which is sodium in English, Sodium was created by Humphry Davy in the year of 1807. Element name Sodium, Chemical symbol NA atomic number, 11 Atomic mass 23.
2. AG = Sliver, AG was the chemicals symbols for the element would be AG because in Latin it is argentum in which in English means bright and also sliver. Element name Sliver Chemical symbol AG atomic number, 47 Atomic mass 108.
