Neco 2023 Chemistry Question 39

Practice objective / multiple choice question 39 from the 2023 Neco Chemistry examination.

Neco 2023 Chemistry Objective / Multiple Choice Easy Difficulty
Question 39 NECO • 2023 • CHEMISTRY • objective

An element has two stable isotopes: isotope A with mass 35 u and natural abundance 75 %, and isotope B with mass 37 u and natural abundance 25 %. Calculate the average atomic mass of the element.

Answer Options

Correct Answer A. 35.5 u
B. 35.0 u
C. 36.0 u
D. 34.5 u
Correct Answer
A
Correct Option:
35.5 u

About This Question

This is Neco 2023 Chemistry Question 39. It is one of the objective questions from the 2023 Neco Chemistry examination.

Difficulty level: Easy .

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