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Chemistry, 22.06.2019 04:20
Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from
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Chemistry, 22.06.2019 12:30
If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?
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Chemistry, 23.06.2019 01:30
Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?
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Chemistry, 23.06.2019 03:00
You have a sample of a metal, the sample is exactly 6.02 x 1023atom, if the sample has a mass 55.85 what metal is your sample made of?
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Mathematics, 31.07.2020 22:01
Mathematics, 31.07.2020 22:01
Mathematics, 31.07.2020 22:01
Mathematics, 31.07.2020 22:01
Mathematics, 31.07.2020 22:01
Mathematics, 31.07.2020 22:01
History, 31.07.2020 22:01
Mathematics, 31.07.2020 22:01