Describe observations that led to the bohr and quantum models of the atom.
explain how line sp...
Chemistry, 03.02.2020 00:03 itzygutierrez2763
Describe observations that led to the bohr and quantum models of the atom.
explain how line spectra are used to identify elements and what they indicate about atoms.
Answers: 3
Chemistry, 22.06.2019 12:30
What metric units would you use to measure the thickness of a key
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Chemistry, 22.06.2019 14:10
Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.
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Chemistry, 22.06.2019 15:30
Plz me ! 1 which of earths spheres contains most of its mass? a atmosphere b hydrosphere c geosphere* d biosphere 2 erosion and weathering are examples of which types of forces? a constructive forces b destructive forces* c gravitational forces d inertia-related forces 3 which of the following statements about earths atmosphere is true? a earths atmosphere contains 78% water vapor which is essentail to life b earths atmosphere contains 21% oxygen c earths atmosphere contains carbon dioxide which all life forms require d earths atmosphere allows radiation from the sun to pass through it and warm earths surface* 4 the strenght of the force of gravity between two objects is determined by which of the following factors? select all that apply a the messes of the objects* b the distance between the objects* c the volumes of the objects d the surface area of the objects 5 earth and moon are kept in there respective orbits due to the influence of a inertia b gravity c gravity and inertia* d neither gravity or inertia if you answer all questions right i will give
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Chemistry, 22.06.2019 18:00
How does climate change cause the ocean's thermohaline current to slow down?
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Mathematics, 22.06.2019 19:00
English, 22.06.2019 19:00
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Chemistry, 22.06.2019 19:00
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