Tuklasin kung paano ka matutulungan ng IDNStudy.com na makuha ang mga sagot na kailangan mo. Hanapin ang mga solusyong kailangan mo nang mabilis at madali sa tulong ng aming mga eksperto.

how many protons and neutrons are present is an atom of calcium (mass#=40)?​

Sagot :

Answer:

The mass number of an isotope is the sum of the number of protons and neutrons in the atomic nucleus. The atomic number is the number of protons. The calcium-40 isotope has a mass number of 40 , and an atomic number of 20 , therefore it has 20 protons.

Explanation:

hope it helps

Answer:

ATOMIC STRUCTURE 3.1 - Structure of the Atom

#of protons # of neutrons # of electrons

20 40-20 = 20 20