NEED AN ANSWER FROM SOME ONE THAT IS FROM K12

1.The current model of the atom is known as the quantum mechanical model. This is also referred to as ___________________?


Planetary Model


Democritus' Model


Bohr Model


Electron Cloud Model

2. The atomic mass is the sum of which two subatomic particles

protons and neutrons


only electrons


protons and electrons


neutrons and electrons

Respuesta :

Answer:

1. Planetary Model

2. Protons and Neutrons

Explanation:

1. planetary model is also known as quantum model, which is the model we use nowadays

2. Majority of the mass is from the total of neutrons and protons, electrons are so small that it is not included with the mass

Hope this helps

Answer: 1st one is: Planetary Model

2nd one is: Protons and Neutrons  

Explanation:

I took this quiz today, i hope this helps have a great day! :)