Chemistry, 18.10.2019 14:20 cascyrio2002
Which of these is a typical property of a substance that is composed of atoms that are held together by covalent bonds?
a. it conducts electricity when in solid form.
b. it conducts electricity when in molten form.
c. it conducts electricity when it is dissolved in water.
d. it does not conduct electricity in any form.
Answers: 1
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With the largest atoms and the smallest number of valence electrons and with the smallest atoms and the greatest number of valence electrons are the most reactive. a. nonmetals; metals b. nonmetals; transition elements c. transition elements; metals d. metals; nonmetals
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When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?
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Which of these is a typical property of a substance that is composed of atoms that are held together...
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