Q29Short answer
Calculate the number of neutrons present in the nucleus of an element X which is represented as 15 X
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Mass number = No. of protons + No. of neutrons = 31 ∴ Number of neutrons = 31– number of protons = 31–15 = 16
Calculate the number of neutrons present in the nucleus of an element X which is represented as 15 X
Mass number = No. of protons + No. of neutrons = 31 ∴ Number of neutrons = 31– number of protons = 31–15 = 16