Mass of 1 mole Na2O = 2×Na + O = 2×23+16 = 46+23 = 62 g
Mass of 0.25 moles of Na2O = 0.25×62 g
= 15.5 g Na2O
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4 Na + O2 → 2 Na2O. What is the theoretical yield of Na2O in moles from 9.0 mol of O2?
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how many formula units are in 0.25 mole of na2o
Determine the molar mass of Na2O.
2) Given the following equation: Na2O + H2O → 2NaOH a) How many moles of NaOH are produced from 6.77 moles of Na2O? b) How many grams of NaOH are produced from 120 gratis of Na,O? c) How many grams of Na, are required to produce 160 grams of NaOH?
Consider the balanced chemical equation: 4 Na(s) + O2(g) - 2 Na2O(s) How many moles of Na2O could be produced from 2.18 g of Na? 0.0948 mol 0.0474 mol 4.36 mol 2.00 mol
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What is the anion-to-cation coordination number for MgO, Na2O, and ZnS?