Question

Atomic mass of potassium​

Answer 1

Answer:

the atomic mass of potassium is 39.10 u

Explanation:

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Answer 2

                      HI, HERE IS YOUR EXPLAINED ANSWER.

Answer: Atomic mass of potassium is 39 u.

EXPLANATION:  atomic mass= no of protons +no of neutron

atomic no of potassium is 19,and,

atomic no of a element = no of protons

so, no of protons = 19

and we know that in a potassium atom the no of neutrons are 20.

SO, according to,  

atomic mass= no of protons +no of neutron

atomic mass = 19 + 20

atomic mass=39 u

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