Question

1.which are the fundamental particles whose masses are mainly responsible for the mass of an atom? give reasons ?

2.what is the mass of a Proton ?

3.what about the mass of a Neutron ?

4.what will be the mass of an atom having only one proton and one neutron ?

5.find the mass of an atom having two protons and two neutrons?

6.is there any relation between the total number of protons and neutrons in an atom and its mass ?

7.which is the fundamental particles of an atom that can be displaced when atoms rub against each other or they undergo chemical reaction with other atoms? give reasons ?​

Answer 1

1. nuetron and proton.

2. 1.6726219 × 10-27 kilograms

3.939565413.3 eV/c2, or 1.674927471×10−27 kg

4.1.67 × 10-24 grams

5. 4

6. yes

7. electron and its a chemical reaction.

Explanation: some might not be right but i hope some are.