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sammy [17]
3 years ago
9

What organisms appeared on Earth First?

Chemistry
1 answer:
dusya [7]3 years ago
5 0
It is B because horn coals are bigger and I read it in a book
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How many gases are there that are not noble gases
natulia [17]

Answer:

Noble gas, any of the seven chemical elements that make up Group 18 (VIIIa) of the periodic table. The elements are helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), radon (Rn), and oganesson (Og).

Explanation:

I pretty much covered it in my answer!

Pls Brainliest! It would mean a lot! ;)

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What is the abbreviation for the unit nanometers?
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The nanometre (international spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (US spelling) is a unit of length in the metric system, equal to one billionth (short scale) of a metre (0.000000001 m).

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The smallest unit that retains the properties of an element is a(n) _____. atom molecule proton compound neutron
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The answer to your question is ATOM.
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Based on the information that is given, which atom is the table ?
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3 0
3 years ago
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Alja [10]

Answer:its b

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7 0
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