Chemistry

Which noble gas has "A" as its first letter?

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What term is used for military use of harmful biological agents?
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Which of these can take on either a positive or negative charge, typically being a protein?
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What fibrous substance, used in insulation and other products, can cause cancer?
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What are substances that control the rates of chemical reactions?
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Why is sodium nitrate used in processed meats?
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On which scale is the boiling point of water 80 degrees?
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Beryllium, magnesium, calcium, strontium, barium, and radium consist what group of elements?
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The salts of which of these elements are typically water soluble?
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