An element, Q, contains 69% of\(^{63}\)Q and 31% of \(^{65}\)Q. What is the relative atomic…

Chemistry WAEC 2021

An element, Q, contains 69% of\(^{63}\)Q and 31% of \(^{65}\)Q. What is the relative atomic mass of Q?

  • 63.0
  • 63.6 checkmark
  • 65.0
  • 69.0

The correct answer is: B

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