Calculate the atomic number of an element whose mass number is 39 and number of neutrons is 20 .also find the name of the element
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Calculate the atomic number of an element whose mass number is 39 and number of neutrons is 20 .also find the name of the element
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Answer:
19
Explanation:
answer : atomic number=19
Explanation:
Given mass number = number of proton + number if neutron =39
number of neutron =20
therefore atomic number = mass number - number of neutron
atomic number=39-20=19