Chemistry, 16.10.2020 14:01 tommybear989
How did the work of Dmitri Mendeleev differ from that of John Newlands in the development of the periodic table?
Mendeleev arranged the elements according to increasing atomic mass.
Mendeleev predicted elements that would later be discovered.
Mendeleev identified elements that had similar properties.
Mendeleev organized elements into triads based on their properties.
Answers: 3
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Reaction rate depends on how many molecules are coming into contact with each other with enough energy to react. increasing the temperature of the reactants will increase -
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Over the last 90 years, scientists have added to the body of evidence supporting the big bang theory. what is the latest piece of evidence discovered in 2014?
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For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2
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What happens to the temperature of a substance when the average kinetic energy of its particles increases?
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How did the work of Dmitri Mendeleev differ from that of John Newlands in the development of the per...
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