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Chemistry, 21.06.2019 20:30
The first element on the periodic table of elements is carbon. a. true b. false
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Chemistry, 22.06.2019 04:30
The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.
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Chemistry, 22.06.2019 09:20
Explain that newton first law,second law and third law of motion?
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The formula for the compound formed when (CO3)2- combines with Mn 4+ is ......
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