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Chemistry, 21.06.2019 21:00
Consider the nuclear equation below. 239 > x + 4 he 94 2 what is x? 1.235 cm 96 2.243 u 92 3.235 u 92 4.243 cm 96
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Chemistry, 22.06.2019 03:00
Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?
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Chemistry, 22.06.2019 04:30
How much energy is made when a pice of wood burns. how do you know
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Chemistry, 23.06.2019 00:30
The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils
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During the summer months, glaciers at the poles melt, delivering fresh water to the ocean. What does...
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