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How many mg of magnesium are there in 3. 21 x 10 22 atoms of magnesium.
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Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.
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Pl what kind of reaction is this? nahco3 + h2o → co2 + naoh + h2o -composition -decomposition -single replacement -double replacement im leaning more toward single replacement. if im wrong can you explain whyy?
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How many mg of magnesium are there in 3. 21 x 10 22 atoms of magnesium....
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