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Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!
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The wave shown on the electromagnetic spectrum disturb the medium it passes through a)different frequency. b)the same frequency .
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Chemistry, 22.06.2019 11:00
As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter
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Answer as soon as possible please and thankyou
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