Chemistry, 24.03.2020 08:46 imantahir1200345
A. explain what is meant by term
1.atomic numbers
2.periodic pattern
b.1.state one physical property and one chemical property shared by helium, argon, and neon
2.what is name given to this group of elements?
Answers: 2
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About 70 percent of the earth's surface is water-covered, and about 96.5 percent of all earth's water is salt water. identify the watery feature on earth that is made of freshwater rather than salt water. a) bay b) glacier c) ocean d) sea it is not incomplete this is the true question
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Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?
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A. explain what is meant by term
1.atomic numbers
2.periodic pattern
b.1.state one ph...
1.atomic numbers
2.periodic pattern
b.1.state one ph...
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