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Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!
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Need , hurry pls create a superhero out of the element iron, what are its powers and his sidekick ( an element that works well with iron). how was the superhero made and who discovered him
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Chemistry, 23.06.2019 10:00
The temperature of a lead fishing weight rises from 26 °c to 38 °c as it absorbs 11.3 j of heat. what is the mass of the fishing weight in grams?
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When 2.3 L of propane gas is completely combusted to form water vapor and carbon dioxide at 350°C an...
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