Which statement best explains why mercury is considered an element?
a. it is a metal that is...
Chemistry, 20.08.2019 17:50, afolmar2006
Which statement best explains why mercury is considered an element?
a. it is a metal that is a poor conductor of heat.
b. it is a metal that is naturally a liquid at room temperature.
c. it is a poison that is easily absorbed through unbroken skin.
d. it is a substance that cannot be chemically broken down any further. user: niels bohr had a theory about the structure of an atom. which part of his theory has been proven wrong?
a. an atom is mostly empty space.
b. atoms are
Answers: 1
Chemistry, 22.06.2019 17:10, mikeeway33
Some liquids can be distilled, but only at temperatures that are so high that it is impractical, or so high the compound decomposes. explain why distillation such compounds at significantly less than atmospheric pressure (some degree of vacuum) would solve this problem.
Answers: 2
Chemistry, 22.06.2019 22:30, SavageKidKobe
Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2
Answers: 1
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