Grade 9 Chemistry, please help!
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Chemistry, 21.06.2019 17:00
What is important to study for nios grade 12 chemistry? i have only one month left.
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Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by
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Chemistry, 22.06.2019 19:00
Mercury metal is poured into a graduated cylinder that holds exactly 22.5 ml the mercury used to fill the cylinder mass in 306.0 g from this information calculate the density of mercury
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Chemistry, 22.06.2019 19:20
Consider hydrogen in an excited state n = 5n=5 that emits photons to reach the ground state. there are various possible transitions other than straight to the ground state that can occur; for example, it can drop to the n = 3n=3 state followed by the n = 3n=3 to the ground state transition. which of the possible transitions will result in the emission of a photon in the visible region?
Answers: 3
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