Lithium Nitrogen reacts to form Li3N. A 4.0g sample of lithium
is reacted with 2.5g of...
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Lithium Nitrogen reacts to form Li3N. A 4.0g sample of lithiumis reacted with 2.5g of nitrogen. What weight of what substanceremains unreacted?
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The limiting reactant is the reactant that is completely used up during the reaction Its opposite the excess reactant is the reactant that is not completely reacted We are given 40g of Li and 25g of N2 We begin by converting the grams of Li and N2 to moles using the molar mass of each compound Li has a molar mass of 694 gmol Remember that we can also use the reciprocal of a conversion factor so we can take the reciprocal of
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