alexandergonzalez38
19.09.2020 •
Chemistry
4. Iron pyrite (fool's gold) has a shiny golden metallic appearance. Crystals are often in the form of perfect cubes. A
cube 0.40 cm on each side has a mass of 0.064g.
o Which observations are qualitative and which are quantitative?
o Which of the observations are extensive and which are intensive?
o What is the density of the sample of iron pyrite?
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Ответ:
Explanation:
mg2+ would be the smaller ion this is because each ion has the same number of electrons however mg2+ has a greater number of protons and therefore is more charge dense and the outer electrons feel a greater pull from the nucleus.
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