Respuesta :

wynnteo2006

Answer:

6

Explanation:

mass number consists of the mass of protons and neutrons, hence we only need to subtract atomic number(also known as the proton number) from the mass number

therefore, no. of neutrons=11-5=6

newariktosafal

Answer:

6

Explanation:

because amtomic weight is the sum of elctrons and neutrons and according to the question the mass is 11 so 5 +6 is eqal to 11

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