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Chemistry, 29.11.2021 22:20 aiti48

According to the law of conservation of mass, if an atom of element A has a mass of 2 units, while an atom of element B
has a mass of 5 units, what would be the mass of the
compound A3B2?
a 7 units
b 16 units
C 11 units
d 19 units

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