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Komok [63]
3 years ago
10

A base

Chemistry
1 answer:
hichkok12 [17]3 years ago
5 0
B, turns red litmus paper to blue
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Relative atomic mass or atomic weight is a dimensionless physical quantity defined as the ratio of the average mass of atoms of a chemical element in a given sample to the atomic mass constant. The atomic mass constant is defined as being 1/12 of the mass of a carbon-12 atom.

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