Using the periodic table entry of iron below, match the numbers with what they represent. 1. the number 26 atomic number 2. the number 56 number of valence electrons 3. the number 4 number of orbits 4. the number 30 atomic mass 5. the number 14 number of neutrons 6. the number 2 5 number of electrons in n = 3
Answers: 2
Chemistry, 22.06.2019 10:00
Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this
Answers: 3
Chemistry, 22.06.2019 22:30
The diagram shows the relationship between scientific disciplines.the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a.physics b.biology c.chemistry d.metallurgy
Answers: 2
Using the periodic table entry of iron below, match the numbers with what they represent. 1. the num...
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