I need help with these two chemistry problems I'm completely stuck
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Answers: 1
Chemistry, 22.06.2019 13:30
Table sugar completely dissolved in water is an example of a?
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Chemistry, 22.06.2019 14:30
Is a pencil falling to the floor anon contact force, a force, or a contact force
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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?
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Chemistry, 22.06.2019 23:00
What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures
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