Chemistry, 28.05.2021 03:50, treseanthegreat
What was one important discovery that the Curies made?
A material’s radioactivity cannot be changed by altering the material physically.
A material’s radioactivity can be weakened or intensified by changing it chemically.
Radioactive materials generally contain radium or polonium.
Radioactive materials are found only in the form of salts.
Answers: 2
Chemistry, 21.06.2019 18:30, ElizabethF
Calculate the change in entropy if br2(l) is converted to br2(g). s° for br2(l) = 152.2 j/(mol•k) s° for br2(g) = 245.5 j/(mol•k) s° for br(g) = 175.0 j/(mol•k)
Answers: 3
What was one important discovery that the Curies made?
A material’s radioactivity cannot be changed...
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