Chemistry, 16.02.2021 22:20 hernandezeileen20
What change was made to the Mendeleev’s early Periodic Table? (How is it currently organized?
A.
They used atomic mass instead of atomic number to organize the elements.
B.
They included chemical properties such as bonding power.
C.
They included physical properties such as melting point and density.
D.
They used atomic number instead of atomic mass to organize the elements.
Answers: 1
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In 1901, thomas edison invented the nickel-iron battery. the following reaction takes place in the battery. fe(s) + 2 nio(oh)(s) + 2 h2o(l) fe(oh)2(s) + 2 ni(oh)2(aq) how many mole of fe(oh)2, is produced when 4.20 mol fe and 6.70 mol nio(oh) react?
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What change was made to the Mendeleev’s early Periodic Table? (How is it currently organized?
A.
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