Chemistry, 01.09.2019 15:00 marisolishwerd2265
In a sample of 400 lithium atoms, it is found that 30 atoms are lithium-6(6.0g/mol) and 370 atoms are lithium-7(7.0g/mol). calculate the average atomic mass of lithium
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Which of the following mining methods disrupts the sea floor?
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100 points answer quick the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.
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6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction
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In a sample of 400 lithium atoms, it is found that 30 atoms are lithium-6(6.0g/mol) and 370 atoms ar...
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