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A material system contains 65 "A" atoms and 35 "B" atoms, and the B atoms are...

A material system contains 65 "A" atoms and 35 "B" atoms, and the B atoms are 18 times as massive as the A atoms (the mass of a B atom is 18x higher than an A atom).

What is the composition of this system in terms of wt% B ?

Answer Format: X.X

Unit: %

Example: for a percentage of 13.23%, enter 13.2%

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