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1 vote
Which of the following equations is true?

A Electrons+neutrons=atomic number
B
Electrons+protons=atomic weight
C
Protons+ Neutrons=Atomic weight

2 Answers

3 votes

Answer:

C. Protons + Neutrons = Atomic weight

Step-by-step explanation:

The total weight of an atom is called the atomic weight. It is approximately equal to the number of protons and neutrons, with a little extra added by the electrons.

User Chris Carruthers
by
8.6k points
4 votes

Answer:

Protons+ Neutrons=Atomic weight

Step-by-step explanation:

Of the three subatomic particles, only protons and neutrons have mass. Electrons orbit the nucleus and their mass is negligible.

User Alex Cohen
by
8.1k points

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