Chemistry, 29.06.2019 00:30 Savagepanda911
When dimitri mendelev first developed the periodic table, one of the most important features that he introduced was starting a new row at a certain point. what factor was most important to mendelev in knowing when to end a row (period) and start a new one? a) the reactivity of the elements changed drastically. b) the state of the elements went from solid to liquid. c) the boiling point of the elements decreased dramatically. d) the size of the elements jumped from very large to very small.
Answers: 2
Chemistry, 22.06.2019 22:30, vhife4901
Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.
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Chemistry, 22.06.2019 22:30, COOLIOMARIS
What three things does a balanced equation show you?
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When dimitri mendelev first developed the periodic table, one of the most important features that he...
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