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Modern weaponry has increased the number of deaths in wars and violent conflicts.
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The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.
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Chemistry, 22.06.2019 12:30
Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?
Answers: 2
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