O Level Chemistry MCQs – Certification Test 38

Atomic Mass MCQs (Question 38) – App & e-Book Download

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MCQ 38: Chlorine's (Cl) relative atomic mass is 35.5. this half number is due to:

isotopes
a half proton
a half neutron
a half electron

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O Level Chemistry MCQs App & e-Book – Atomic Mass Exam Prep

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