luna978 luna978

18-04-2021
Chemistry

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please help me ;-; I need help grades are in tomorrow

please help me I need help grades are in tomorrow class=

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Tharaneya Tharaneya

18-04-2021

Explanation:

Sorry i cant see the mass number of Lithium.

And fyi if the N in question refers to Neutron number, the answer is as i stated.

But, if the N refers to Nucleon number the answer is proton number + mass number

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